Home / 12,046,172.79-18,069,258.68-3,526,509.22

Finding the Fourth Proportional to 12,046,172.79, 18,069,258.68 and 3,526,509.22

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Solution

The fourth proportional to 12,046,172.79, 18,069,258.68 and 3,526,509.22 is: 5,289,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046,172.79 : 18,069,258.68 = 3,526,509.22 : x
  2. Step 2: Convert to fraction form
    12,046,172.79/18,069,258.68 = 3,526,509.22/x
  3. Step 3: Cross multiply
    12,046,172.79x = 18,069,258.68 × 3,526,509.22
  4. Step 4: Simplify right side
    12,046,172.79x = 63,721,407,333,585.03
  5. Step 5: Solve for x
    x = 63,721,407,333,585.03/12,046,172.79
  6. Step 6: Final answer
    x = 5,289,763.68

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Double scale
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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.