Home / 40,582,468.36-56,002,305.40-21,997,209.46

Finding the Fourth Proportional to 40,582,468.36, 56,002,305.40 and 21,997,209.46

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Solution

The fourth proportional to 40,582,468.36, 56,002,305.40 and 21,997,209.46 is: 30,355,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582,468.36 : 56,002,305.40 = 21,997,209.46 : x
  2. Step 2: Convert to fraction form
    40,582,468.36/56,002,305.40 = 21,997,209.46/x
  3. Step 3: Cross multiply
    40,582,468.36x = 56,002,305.40 × 21,997,209.46
  4. Step 4: Simplify right side
    40,582,468.36x = 1,231,894,442,126,689
  5. Step 5: Solve for x
    x = 1,231,894,442,126,689/40,582,468.36
  6. Step 6: Final answer
    x = 30,355,335.49

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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.