Home / 7,730,002.20-11,595,003.30-4,860,220.80

Finding the Fourth Proportional to 7,730,002.20, 11,595,003.30 and 4,860,220.80

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Solution

The fourth proportional to 7,730,002.20, 11,595,003.30 and 4,860,220.80 is: 7,290,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,002.20 : 11,595,003.30 = 4,860,220.80 : x
  2. Step 2: Convert to fraction form
    7,730,002.20/11,595,003.30 = 4,860,220.80/x
  3. Step 3: Cross multiply
    7,730,002.20x = 11,595,003.30 × 4,860,220.80
  4. Step 4: Simplify right side
    7,730,002.20x = 56,354,276,214,728.64
  5. Step 5: Solve for x
    x = 56,354,276,214,728.64/7,730,002.20
  6. Step 6: Final answer
    x = 7,290,331.20

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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.