Home / 12,897,599.10-19,358,519.66-6,753,990.42

Finding the Fourth Proportional to 12,897,599.10, 19,358,519.66 and 6,753,990.42

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Solution

The fourth proportional to 12,897,599.10, 19,358,519.66 and 6,753,990.42 is: 10,137,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,599.10 : 19,358,519.66 = 6,753,990.42 : x
  2. Step 2: Convert to fraction form
    12,897,599.10/19,358,519.66 = 6,753,990.42/x
  3. Step 3: Cross multiply
    12,897,599.10x = 19,358,519.66 × 6,753,990.42
  4. Step 4: Simplify right side
    12,897,599.10x = 130,747,256,329,021.66
  5. Step 5: Solve for x
    x = 130,747,256,329,021.66/12,897,599.10
  6. Step 6: Final answer
    x = 10,137,332.95

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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.