Home / 40,135,411.92-55,391,463.04-22,499,077.84

Finding the Fourth Proportional to 40,135,411.92, 55,391,463.04 and 22,499,077.84

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Solution

The fourth proportional to 40,135,411.92, 55,391,463.04 and 22,499,077.84 is: 31,051,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,135,411.92 : 55,391,463.04 = 22,499,077.84 : x
  2. Step 2: Convert to fraction form
    40,135,411.92/55,391,463.04 = 22,499,077.84/x
  3. Step 3: Cross multiply
    40,135,411.92x = 55,391,463.04 × 22,499,077.84
  4. Step 4: Simplify right side
    40,135,411.92x = 1,246,256,838,608,443
  5. Step 5: Solve for x
    x = 1,246,256,838,608,443/40,135,411.92
  6. Step 6: Final answer
    x = 31,051,303.05

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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.