Home / 68,191,753.12-102,288,516.09-22,753,547.62

Finding the Fourth Proportional to 68,191,753.12, 102,288,516.09 and 22,753,547.62

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Solution

The fourth proportional to 68,191,753.12, 102,288,516.09 and 22,753,547.62 is: 34,130,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,191,753.12 : 102,288,516.09 = 22,753,547.62 : x
  2. Step 2: Convert to fraction form
    68,191,753.12/102,288,516.09 = 22,753,547.62/x
  3. Step 3: Cross multiply
    68,191,753.12x = 102,288,516.09 × 22,753,547.62
  4. Step 4: Simplify right side
    68,191,753.12x = 2,327,426,621,832,951.50
  5. Step 5: Solve for x
    x = 2,327,426,621,832,951.50/68,191,753.12
  6. Step 6: Final answer
    x = 34,130,617.20

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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.