Home / 40,784,737.38-56,284,422.75-22,198,979.76

Finding the Fourth Proportional to 40,784,737.38, 56,284,422.75 and 22,198,979.76

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Solution

The fourth proportional to 40,784,737.38, 56,284,422.75 and 22,198,979.76 is: 30,635,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,784,737.38 : 56,284,422.75 = 22,198,979.76 : x
  2. Step 2: Convert to fraction form
    40,784,737.38/56,284,422.75 = 22,198,979.76/x
  3. Step 3: Cross multiply
    40,784,737.38x = 56,284,422.75 × 22,198,979.76
  4. Step 4: Simplify right side
    40,784,737.38x = 1,249,456,761,430,533.75
  5. Step 5: Solve for x
    x = 1,249,456,761,430,533.75/40,784,737.38
  6. Step 6: Final answer
    x = 30,635,400.44

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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.