Home / 84,372,681.24-126,517,155.39-26,857,475.37

Finding the Fourth Proportional to 84,372,681.24, 126,517,155.39 and 26,857,475.37

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Solution

The fourth proportional to 84,372,681.24, 126,517,155.39 and 26,857,475.37 is: 40,272,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,372,681.24 : 126,517,155.39 = 26,857,475.37 : x
  2. Step 2: Convert to fraction form
    84,372,681.24/126,517,155.39 = 26,857,475.37/x
  3. Step 3: Cross multiply
    84,372,681.24x = 126,517,155.39 × 26,857,475.37
  4. Step 4: Simplify right side
    84,372,681.24x = 3,397,931,384,769,388
  5. Step 5: Solve for x
    x = 3,397,931,384,769,388/84,372,681.24
  6. Step 6: Final answer
    x = 40,272,886.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.