Home / 40,376,564.52-55,719,885.36-22,972,909.38

Finding the Fourth Proportional to 40,376,564.52, 55,719,885.36 and 22,972,909.38

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Solution

The fourth proportional to 40,376,564.52, 55,719,885.36 and 22,972,909.38 is: 31,702,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376,564.52 : 55,719,885.36 = 22,972,909.38 : x
  2. Step 2: Convert to fraction form
    40,376,564.52/55,719,885.36 = 22,972,909.38/x
  3. Step 3: Cross multiply
    40,376,564.52x = 55,719,885.36 × 22,972,909.38
  4. Step 4: Simplify right side
    40,376,564.52x = 1,280,047,877,039,268.50
  5. Step 5: Solve for x
    x = 1,280,047,877,039,268.50/40,376,564.52
  6. Step 6: Final answer
    x = 31,702,743.71

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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.