Home / 12,530,348.53-18,795,538.96-3,432,526.07

Finding the Fourth Proportional to 12,530,348.53, 18,795,538.96 and 3,432,526.07

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Solution

The fourth proportional to 12,530,348.53, 18,795,538.96 and 3,432,526.07 is: 5,148,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,348.53 : 18,795,538.96 = 3,432,526.07 : x
  2. Step 2: Convert to fraction form
    12,530,348.53/18,795,538.96 = 3,432,526.07/x
  3. Step 3: Cross multiply
    12,530,348.53x = 18,795,538.96 × 3,432,526.07
  4. Step 4: Simplify right side
    12,530,348.53x = 64,516,177,377,341.67
  5. Step 5: Solve for x
    x = 64,516,177,377,341.67/12,530,348.53
  6. Step 6: Final answer
    x = 5,148,793.53

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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.