Home / 12,560,100.60-18,840,150.90-9,371,454.60

Finding the Fourth Proportional to 12,560,100.60, 18,840,150.90 and 9,371,454.60

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Solution

The fourth proportional to 12,560,100.60, 18,840,150.90 and 9,371,454.60 is: 14,057,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560,100.60 : 18,840,150.90 = 9,371,454.60 : x
  2. Step 2: Convert to fraction form
    12,560,100.60/18,840,150.90 = 9,371,454.60/x
  3. Step 3: Cross multiply
    12,560,100.60x = 18,840,150.90 × 9,371,454.60
  4. Step 4: Simplify right side
    12,560,100.60x = 176,559,618,816,499.12
  5. Step 5: Solve for x
    x = 176,559,618,816,499.12/12,560,100.60
  6. Step 6: Final answer
    x = 14,057,181.90

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1.5x scale

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.