Home / 57,974,447.40-87,129,632.70-56,966,677.80

Finding the Fourth Proportional to 57,974,447.40, 87,129,632.70 and 56,966,677.80

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Solution

The fourth proportional to 57,974,447.40, 87,129,632.70 and 56,966,677.80 is: 85,615,058.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,974,447.40 : 87,129,632.70 = 56,966,677.80 : x
  2. Step 2: Convert to fraction form
    57,974,447.40/87,129,632.70 = 56,966,677.80/x
  3. Step 3: Cross multiply
    57,974,447.40x = 87,129,632.70 × 56,966,677.80
  4. Step 4: Simplify right side
    57,974,447.40x = 4,963,485,712,853,244
  5. Step 5: Solve for x
    x = 4,963,485,712,853,244/57,974,447.40
  6. Step 6: Final answer
    x = 85,615,058.62

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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.