Home / 21,732,856.80-32,587,475.40-7,348,520.40

Finding the Fourth Proportional to 21,732,856.80, 32,587,475.40 and 7,348,520.40

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Solution

The fourth proportional to 21,732,856.80, 32,587,475.40 and 7,348,520.40 is: 11,018,787.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,856.80 : 32,587,475.40 = 7,348,520.40 : x
  2. Step 2: Convert to fraction form
    21,732,856.80/32,587,475.40 = 7,348,520.40/x
  3. Step 3: Cross multiply
    21,732,856.80x = 32,587,475.40 × 7,348,520.40
  4. Step 4: Simplify right side
    21,732,856.80x = 239,469,727,761,398.16
  5. Step 5: Solve for x
    x = 239,469,727,761,398.16/21,732,856.80
  6. Step 6: Final answer
    x = 11,018,787.36

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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.