Home / 16,891,516.20-23,310,323.46-9,156,534.60

Finding the Fourth Proportional to 16,891,516.20, 23,310,323.46 and 9,156,534.60

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Solution

The fourth proportional to 16,891,516.20, 23,310,323.46 and 9,156,534.60 is: 12,636,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891,516.20 : 23,310,323.46 = 9,156,534.60 : x
  2. Step 2: Convert to fraction form
    16,891,516.20/23,310,323.46 = 9,156,534.60/x
  3. Step 3: Cross multiply
    16,891,516.20x = 23,310,323.46 × 9,156,534.60
  4. Step 4: Simplify right side
    16,891,516.20x = 213,441,783,298,681.72
  5. Step 5: Solve for x
    x = 213,441,783,298,681.72/16,891,516.20
  6. Step 6: Final answer
    x = 12,636,034.61

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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.