Home / 13,408,214.30-20,112,321.45-4,894,660.70

Finding the Fourth Proportional to 13,408,214.30, 20,112,321.45 and 4,894,660.70

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Solution

The fourth proportional to 13,408,214.30, 20,112,321.45 and 4,894,660.70 is: 7,341,991.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408,214.30 : 20,112,321.45 = 4,894,660.70 : x
  2. Step 2: Convert to fraction form
    13,408,214.30/20,112,321.45 = 4,894,660.70/x
  3. Step 3: Cross multiply
    13,408,214.30x = 20,112,321.45 × 4,894,660.70
  4. Step 4: Simplify right side
    13,408,214.30x = 98,442,989,387,082.02
  5. Step 5: Solve for x
    x = 98,442,989,387,082.02/13,408,214.30
  6. Step 6: Final answer
    x = 7,341,991.05

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Similar ratio
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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.