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Finding the Fourth Proportional to 24,952,459.80, 37,428,689.70 and 7,914,466.20

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Solution

The fourth proportional to 24,952,459.80, 37,428,689.70 and 7,914,466.20 is: 11,871,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,952,459.80 : 37,428,689.70 = 7,914,466.20 : x
  2. Step 2: Convert to fraction form
    24,952,459.80/37,428,689.70 = 7,914,466.20/x
  3. Step 3: Cross multiply
    24,952,459.80x = 37,428,689.70 × 7,914,466.20
  4. Step 4: Simplify right side
    24,952,459.80x = 296,228,099,540,938.19
  5. Step 5: Solve for x
    x = 296,228,099,540,938.19/24,952,459.80
  6. Step 6: Final answer
    x = 11,871,699.30

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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.