Home / 10,114,935.60-15,172,403.40-8,945,765.40

Finding the Fourth Proportional to 10,114,935.60, 15,172,403.40 and 8,945,765.40

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Solution

The fourth proportional to 10,114,935.60, 15,172,403.40 and 8,945,765.40 is: 13,418,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,935.60 : 15,172,403.40 = 8,945,765.40 : x
  2. Step 2: Convert to fraction form
    10,114,935.60/15,172,403.40 = 8,945,765.40/x
  3. Step 3: Cross multiply
    10,114,935.60x = 15,172,403.40 × 8,945,765.40
  4. Step 4: Simplify right side
    10,114,935.60x = 135,728,761,370,562.38
  5. Step 5: Solve for x
    x = 135,728,761,370,562.38/10,114,935.60
  6. Step 6: Final answer
    x = 13,418,648.10

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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.