Home / 16,490,989.02-22,752,409.11-9,520,751.58

Finding the Fourth Proportional to 16,490,989.02, 22,752,409.11 and 9,520,751.58

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Solution

The fourth proportional to 16,490,989.02, 22,752,409.11 and 9,520,751.58 is: 13,135,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490,989.02 : 22,752,409.11 = 9,520,751.58 : x
  2. Step 2: Convert to fraction form
    16,490,989.02/22,752,409.11 = 9,520,751.58/x
  3. Step 3: Cross multiply
    16,490,989.02x = 22,752,409.11 × 9,520,751.58
  4. Step 4: Simplify right side
    16,490,989.02x = 216,620,034,982,838.88
  5. Step 5: Solve for x
    x = 216,620,034,982,838.88/16,490,989.02
  6. Step 6: Final answer
    x = 13,135,660.62

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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.