Home / 56,308,405.96-84,466,443.18-17,972,805.64

Finding the Fourth Proportional to 56,308,405.96, 84,466,443.18 and 17,972,805.64

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Solution

The fourth proportional to 56,308,405.96, 84,466,443.18 and 17,972,805.64 is: 26,960,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,308,405.96 : 84,466,443.18 = 17,972,805.64 : x
  2. Step 2: Convert to fraction form
    56,308,405.96/84,466,443.18 = 17,972,805.64/x
  3. Step 3: Cross multiply
    56,308,405.96x = 84,466,443.18 × 17,972,805.64
  4. Step 4: Simplify right side
    56,308,405.96x = 1,518,098,966,376,243.75
  5. Step 5: Solve for x
    x = 1,518,098,966,376,243.75/56,308,405.96
  6. Step 6: Final answer
    x = 26,960,432.29

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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.