Home / 10,315,793.10-15,436,948.05-8,982,597.90

Finding the Fourth Proportional to 10,315,793.10, 15,436,948.05 and 8,982,597.90

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Solution

The fourth proportional to 10,315,793.10, 15,436,948.05 and 8,982,597.90 is: 13,441,903.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,793.10 : 15,436,948.05 = 8,982,597.90 : x
  2. Step 2: Convert to fraction form
    10,315,793.10/15,436,948.05 = 8,982,597.90/x
  3. Step 3: Cross multiply
    10,315,793.10x = 15,436,948.05 × 8,982,597.90
  4. Step 4: Simplify right side
    10,315,793.10x = 138,663,897,136,339.11
  5. Step 5: Solve for x
    x = 138,663,897,136,339.11/10,315,793.10
  6. Step 6: Final answer
    x = 13,441,903.67

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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.