Home / 8,860,672.20-13,291,008.30-4,829,593.80

Finding the Fourth Proportional to 8,860,672.20, 13,291,008.30 and 4,829,593.80

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Solution

The fourth proportional to 8,860,672.20, 13,291,008.30 and 4,829,593.80 is: 7,244,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,672.20 : 13,291,008.30 = 4,829,593.80 : x
  2. Step 2: Convert to fraction form
    8,860,672.20/13,291,008.30 = 4,829,593.80/x
  3. Step 3: Cross multiply
    8,860,672.20x = 13,291,008.30 × 4,829,593.80
  4. Step 4: Simplify right side
    8,860,672.20x = 64,190,171,281,428.54
  5. Step 5: Solve for x
    x = 64,190,171,281,428.54/8,860,672.20
  6. Step 6: Final answer
    x = 7,244,390.70

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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.