Home / 10,867,300.80-16,300,951.20-9,691,569.60

Finding the Fourth Proportional to 10,867,300.80, 16,300,951.20 and 9,691,569.60

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Solution

The fourth proportional to 10,867,300.80, 16,300,951.20 and 9,691,569.60 is: 14,537,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,300.80 : 16,300,951.20 = 9,691,569.60 : x
  2. Step 2: Convert to fraction form
    10,867,300.80/16,300,951.20 = 9,691,569.60/x
  3. Step 3: Cross multiply
    10,867,300.80x = 16,300,951.20 × 9,691,569.60
  4. Step 4: Simplify right side
    10,867,300.80x = 157,981,803,101,003.50
  5. Step 5: Solve for x
    x = 157,981,803,101,003.50/10,867,300.80
  6. Step 6: Final answer
    x = 14,537,354.40

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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.