Home / 14,856,178.61-20,493,981.02-9,702,556.85

Finding the Fourth Proportional to 14,856,178.61, 20,493,981.02 and 9,702,556.85

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Solution

The fourth proportional to 14,856,178.61, 20,493,981.02 and 9,702,556.85 is: 13,384,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856,178.61 : 20,493,981.02 = 9,702,556.85 : x
  2. Step 2: Convert to fraction form
    14,856,178.61/20,493,981.02 = 9,702,556.85/x
  3. Step 3: Cross multiply
    14,856,178.61x = 20,493,981.02 × 9,702,556.85
  4. Step 4: Simplify right side
    14,856,178.61x = 198,844,016,004,862.31
  5. Step 5: Solve for x
    x = 198,844,016,004,862.31/14,856,178.61
  6. Step 6: Final answer
    x = 13,384,600.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.