Home / 10,374,631.60-15,561,947.40-6,964,551.85

Finding the Fourth Proportional to 10,374,631.60, 15,561,947.40 and 6,964,551.85

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Solution

The fourth proportional to 10,374,631.60, 15,561,947.40 and 6,964,551.85 is: 10,446,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374,631.60 : 15,561,947.40 = 6,964,551.85 : x
  2. Step 2: Convert to fraction form
    10,374,631.60/15,561,947.40 = 6,964,551.85/x
  3. Step 3: Cross multiply
    10,374,631.60x = 15,561,947.40 × 6,964,551.85
  4. Step 4: Simplify right side
    10,374,631.60x = 108,381,989,554,272.69
  5. Step 5: Solve for x
    x = 108,381,989,554,272.69/10,374,631.60
  6. Step 6: Final answer
    x = 10,446,827.78

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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.