Home / 40,780,070.52-56,276,494.16-22,195,343.85

Finding the Fourth Proportional to 40,780,070.52, 56,276,494.16 and 22,195,343.85

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Solution

The fourth proportional to 40,780,070.52, 56,276,494.16 and 22,195,343.85 is: 30,629,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,070.52 : 56,276,494.16 = 22,195,343.85 : x
  2. Step 2: Convert to fraction form
    40,780,070.52/56,276,494.16 = 22,195,343.85/x
  3. Step 3: Cross multiply
    40,780,070.52x = 56,276,494.16 × 22,195,343.85
  4. Step 4: Simplify right side
    40,780,070.52x = 1,249,076,138,442,740.25
  5. Step 5: Solve for x
    x = 1,249,076,138,442,740.25/40,780,070.52
  6. Step 6: Final answer
    x = 30,629,572.79

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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.