Home / 54,306,058.90-81,459,088.35-31,347,807.70

Finding the Fourth Proportional to 54,306,058.90, 81,459,088.35 and 31,347,807.70

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Solution

The fourth proportional to 54,306,058.90, 81,459,088.35 and 31,347,807.70 is: 47,021,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306,058.90 : 81,459,088.35 = 31,347,807.70 : x
  2. Step 2: Convert to fraction form
    54,306,058.90/81,459,088.35 = 31,347,807.70/x
  3. Step 3: Cross multiply
    54,306,058.90x = 81,459,088.35 × 31,347,807.70
  4. Step 4: Simplify right side
    54,306,058.90x = 2,553,563,837,013,110
  5. Step 5: Solve for x
    x = 2,553,563,837,013,110/54,306,058.90
  6. Step 6: Final answer
    x = 47,021,711.55

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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.