Home / 42,703,988.00-64,042,733.87-15,406,732.20

Finding the Fourth Proportional to 42,703,988.00, 64,042,733.87 and 15,406,732.20

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Solution

The fourth proportional to 42,703,988.00, 64,042,733.87 and 15,406,732.20 is: 23,105,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,703,988.00 : 64,042,733.87 = 15,406,732.20 : x
  2. Step 2: Convert to fraction form
    42,703,988.00/64,042,733.87 = 15,406,732.20/x
  3. Step 3: Cross multiply
    42,703,988.00x = 64,042,733.87 × 15,406,732.20
  4. Step 4: Simplify right side
    42,703,988.00x = 986,689,250,311,861.38
  5. Step 5: Solve for x
    x = 986,689,250,311,861.38/42,703,988.00
  6. Step 6: Final answer
    x = 23,105,318.65

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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.