Home / 13,227,001.30-19,840,572.02-4,128,336.91

Finding the Fourth Proportional to 13,227,001.30, 19,840,572.02 and 4,128,336.91

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Solution

The fourth proportional to 13,227,001.30, 19,840,572.02 and 4,128,336.91 is: 6,192,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,001.30 : 19,840,572.02 = 4,128,336.91 : x
  2. Step 2: Convert to fraction form
    13,227,001.30/19,840,572.02 = 4,128,336.91/x
  3. Step 3: Cross multiply
    13,227,001.30x = 19,840,572.02 × 4,128,336.91
  4. Step 4: Simplify right side
    13,227,001.30x = 81,908,565,785,679.27
  5. Step 5: Solve for x
    x = 81,908,565,785,679.27/13,227,001.30
  6. Step 6: Final answer
    x = 6,192,527.23

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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.