Home / 42,462,066.80-63,693,100.20-25,413,964.40

Finding the Fourth Proportional to 42,462,066.80, 63,693,100.20 and 25,413,964.40

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Solution

The fourth proportional to 42,462,066.80, 63,693,100.20 and 25,413,964.40 is: 38,120,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,462,066.80 : 63,693,100.20 = 25,413,964.40 : x
  2. Step 2: Convert to fraction form
    42,462,066.80/63,693,100.20 = 25,413,964.40/x
  3. Step 3: Cross multiply
    42,462,066.80x = 63,693,100.20 × 25,413,964.40
  4. Step 4: Simplify right side
    42,462,066.80x = 1,618,694,181,008,432.75
  5. Step 5: Solve for x
    x = 1,618,694,181,008,432.75/42,462,066.80
  6. Step 6: Final answer
    x = 38,120,946.60

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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.