Home / 13,000,472.16-19,500,663.13-3,902,533.02

Finding the Fourth Proportional to 13,000,472.16, 19,500,663.13 and 3,902,533.02

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Solution

The fourth proportional to 13,000,472.16, 19,500,663.13 and 3,902,533.02 is: 5,853,785.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,472.16 : 19,500,663.13 = 3,902,533.02 : x
  2. Step 2: Convert to fraction form
    13,000,472.16/19,500,663.13 = 3,902,533.02/x
  3. Step 3: Cross multiply
    13,000,472.16x = 19,500,663.13 × 3,902,533.02
  4. Step 4: Simplify right side
    13,000,472.16x = 76,101,981,766,965.22
  5. Step 5: Solve for x
    x = 76,101,981,766,965.22/13,000,472.16
  6. Step 6: Final answer
    x = 5,853,785.99

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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.