Home / 40,815,048.80-56,322,641.60-25,344,801.28

Finding the Fourth Proportional to 40,815,048.80, 56,322,641.60 and 25,344,801.28

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Solution

The fourth proportional to 40,815,048.80, 56,322,641.60 and 25,344,801.28 is: 34,974,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,815,048.80 : 56,322,641.60 = 25,344,801.28 : x
  2. Step 2: Convert to fraction form
    40,815,048.80/56,322,641.60 = 25,344,801.28/x
  3. Step 3: Cross multiply
    40,815,048.80x = 56,322,641.60 × 25,344,801.28
  4. Step 4: Simplify right side
    40,815,048.80x = 1,427,486,158,916,661.25
  5. Step 5: Solve for x
    x = 1,427,486,158,916,661.25/40,815,048.80
  6. Step 6: Final answer
    x = 34,974,505.75

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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.