Home / 10,307,712.90-15,461,569.35-10,071,516.90

Finding the Fourth Proportional to 10,307,712.90, 15,461,569.35 and 10,071,516.90

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Solution

The fourth proportional to 10,307,712.90, 15,461,569.35 and 10,071,516.90 is: 15,107,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,712.90 : 15,461,569.35 = 10,071,516.90 : x
  2. Step 2: Convert to fraction form
    10,307,712.90/15,461,569.35 = 10,071,516.90/x
  3. Step 3: Cross multiply
    10,307,712.90x = 15,461,569.35 × 10,071,516.90
  4. Step 4: Simplify right side
    10,307,712.90x = 155,721,457,009,047.03
  5. Step 5: Solve for x
    x = 155,721,457,009,047.03/10,307,712.90
  6. Step 6: Final answer
    x = 15,107,275.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.