Home / 56,940,004.08-78,577,248.20-30,834,550.48

Finding the Fourth Proportional to 56,940,004.08, 78,577,248.20 and 30,834,550.48

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Solution

The fourth proportional to 56,940,004.08, 78,577,248.20 and 30,834,550.48 is: 42,551,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,940,004.08 : 78,577,248.20 = 30,834,550.48 : x
  2. Step 2: Convert to fraction form
    56,940,004.08/78,577,248.20 = 30,834,550.48/x
  3. Step 3: Cross multiply
    56,940,004.08x = 78,577,248.20 × 30,834,550.48
  4. Step 4: Simplify right side
    56,940,004.08x = 2,422,894,126,202,389.50
  5. Step 5: Solve for x
    x = 2,422,894,126,202,389.50/56,940,004.08
  6. Step 6: Final answer
    x = 42,551,702.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.