Home / 9,860,220.80-14,790,331.20-8,348,566.40

Finding the Fourth Proportional to 9,860,220.80, 14,790,331.20 and 8,348,566.40

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Solution

The fourth proportional to 9,860,220.80, 14,790,331.20 and 8,348,566.40 is: 12,522,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,220.80 : 14,790,331.20 = 8,348,566.40 : x
  2. Step 2: Convert to fraction form
    9,860,220.80/14,790,331.20 = 8,348,566.40/x
  3. Step 3: Cross multiply
    9,860,220.80x = 14,790,331.20 × 8,348,566.40
  4. Step 4: Simplify right side
    9,860,220.80x = 123,478,062,101,191.67
  5. Step 5: Solve for x
    x = 123,478,062,101,191.67/9,860,220.80
  6. Step 6: Final answer
    x = 12,522,849.60

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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.