Home / 19,839,229.60-29,758,844.40-8,501,821.60

Finding the Fourth Proportional to 19,839,229.60, 29,758,844.40 and 8,501,821.60

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Solution

The fourth proportional to 19,839,229.60, 29,758,844.40 and 8,501,821.60 is: 12,752,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,839,229.60 : 29,758,844.40 = 8,501,821.60 : x
  2. Step 2: Convert to fraction form
    19,839,229.60/29,758,844.40 = 8,501,821.60/x
  3. Step 3: Cross multiply
    19,839,229.60x = 29,758,844.40 × 8,501,821.60
  4. Step 4: Simplify right side
    19,839,229.60x = 253,004,386,110,959.03
  5. Step 5: Solve for x
    x = 253,004,386,110,959.03/19,839,229.60
  6. Step 6: Final answer
    x = 12,752,732.40

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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.