Home / 19,956,738.30-29,935,107.45-15,652,066.20

Finding the Fourth Proportional to 19,956,738.30, 29,935,107.45 and 15,652,066.20

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Solution

The fourth proportional to 19,956,738.30, 29,935,107.45 and 15,652,066.20 is: 23,478,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956,738.30 : 29,935,107.45 = 15,652,066.20 : x
  2. Step 2: Convert to fraction form
    19,956,738.30/29,935,107.45 = 15,652,066.20/x
  3. Step 3: Cross multiply
    19,956,738.30x = 29,935,107.45 × 15,652,066.20
  4. Step 4: Simplify right side
    19,956,738.30x = 468,546,283,511,513.12
  5. Step 5: Solve for x
    x = 468,546,283,511,513.12/19,956,738.30
  6. Step 6: Final answer
    x = 23,478,099.30

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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.