Home / 25,754,428.60-38,590,308.60-13,608,049.30

Finding the Fourth Proportional to 25,754,428.60, 38,590,308.60 and 13,608,049.30

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Solution

The fourth proportional to 25,754,428.60, 38,590,308.60 and 13,608,049.30 is: 20,390,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,428.60 : 38,590,308.60 = 13,608,049.30 : x
  2. Step 2: Convert to fraction form
    25,754,428.60/38,590,308.60 = 13,608,049.30/x
  3. Step 3: Cross multiply
    25,754,428.60x = 38,590,308.60 × 13,608,049.30
  4. Step 4: Simplify right side
    25,754,428.60x = 525,138,821,931,014
  5. Step 5: Solve for x
    x = 525,138,821,931,014/25,754,428.60
  6. Step 6: Final answer
    x = 20,390,233.85

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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.