Home / 42,462,079.80-63,693,119.70-25,413,977.40

Finding the Fourth Proportional to 42,462,079.80, 63,693,119.70 and 25,413,977.40

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Solution

The fourth proportional to 42,462,079.80, 63,693,119.70 and 25,413,977.40 is: 38,120,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462,079.80 : 63,693,119.70 = 25,413,977.40 : x
  2. Step 2: Convert to fraction form
    42,462,079.80/63,693,119.70 = 25,413,977.40/x
  3. Step 3: Cross multiply
    42,462,079.80x = 63,693,119.70 × 25,413,977.40
  4. Step 4: Simplify right side
    42,462,079.80x = 1,618,695,504,591,294.75
  5. Step 5: Solve for x
    x = 1,618,695,504,591,294.75/42,462,079.80
  6. Step 6: Final answer
    x = 38,120,966.10

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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.