Home / 10,090,420.58-13,925,233.16-5,681,662.32

Finding the Fourth Proportional to 10,090,420.58, 13,925,233.16 and 5,681,662.32

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Solution

The fourth proportional to 10,090,420.58, 13,925,233.16 and 5,681,662.32 is: 7,840,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,420.58 : 13,925,233.16 = 5,681,662.32 : x
  2. Step 2: Convert to fraction form
    10,090,420.58/13,925,233.16 = 5,681,662.32/x
  3. Step 3: Cross multiply
    10,090,420.58x = 13,925,233.16 × 5,681,662.32
  4. Step 4: Simplify right side
    10,090,420.58x = 79,118,472,542,386.53
  5. Step 5: Solve for x
    x = 79,118,472,542,386.53/10,090,420.58
  6. Step 6: Final answer
    x = 7,840,948.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.