Home / 40,427,304.86-55,789,680.84-23,025,269.36

Finding the Fourth Proportional to 40,427,304.86, 55,789,680.84 and 23,025,269.36

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Solution

The fourth proportional to 40,427,304.86, 55,789,680.84 and 23,025,269.36 is: 31,774,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,427,304.86 : 55,789,680.84 = 23,025,269.36 : x
  2. Step 2: Convert to fraction form
    40,427,304.86/55,789,680.84 = 23,025,269.36/x
  3. Step 3: Cross multiply
    40,427,304.86x = 55,789,680.84 × 23,025,269.36
  4. Step 4: Simplify right side
    40,427,304.86x = 1,284,572,428,849,431
  5. Step 5: Solve for x
    x = 1,284,572,428,849,431/40,427,304.86
  6. Step 6: Final answer
    x = 31,774,871.79

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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.