Home / 39,927,737.08-55,100,442.90-21,593,022.76

Finding the Fourth Proportional to 39,927,737.08, 55,100,442.90 and 21,593,022.76

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Solution

The fourth proportional to 39,927,737.08, 55,100,442.90 and 21,593,022.76 is: 29,798,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,737.08 : 55,100,442.90 = 21,593,022.76 : x
  2. Step 2: Convert to fraction form
    39,927,737.08/55,100,442.90 = 21,593,022.76/x
  3. Step 3: Cross multiply
    39,927,737.08x = 55,100,442.90 × 21,593,022.76
  4. Step 4: Simplify right side
    39,927,737.08x = 1,189,785,117,625,780.50
  5. Step 5: Solve for x
    x = 1,189,785,117,625,780.50/39,927,737.08
  6. Step 6: Final answer
    x = 29,798,461.04

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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.