Home / 42,462,124.80-63,693,187.20-25,414,022.40

Finding the Fourth Proportional to 42,462,124.80, 63,693,187.20 and 25,414,022.40

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Solution

The fourth proportional to 42,462,124.80, 63,693,187.20 and 25,414,022.40 is: 38,121,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462,124.80 : 63,693,187.20 = 25,414,022.40 : x
  2. Step 2: Convert to fraction form
    42,462,124.80/63,693,187.20 = 25,414,022.40/x
  3. Step 3: Cross multiply
    42,462,124.80x = 63,693,187.20 × 25,414,022.40
  4. Step 4: Simplify right side
    42,462,124.80x = 1,618,700,086,228,193.25
  5. Step 5: Solve for x
    x = 1,618,700,086,228,193.25/42,462,124.80
  6. Step 6: Final answer
    x = 38,121,033.60

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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.