Home / 5,153,998.70-7,730,998.05-4,860,065.90

Finding the Fourth Proportional to 5,153,998.70, 7,730,998.05 and 4,860,065.90

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Solution

The fourth proportional to 5,153,998.70, 7,730,998.05 and 4,860,065.90 is: 7,290,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,998.70 : 7,730,998.05 = 4,860,065.90 : x
  2. Step 2: Convert to fraction form
    5,153,998.70/7,730,998.05 = 4,860,065.90/x
  3. Step 3: Cross multiply
    5,153,998.70x = 7,730,998.05 × 4,860,065.90
  4. Step 4: Simplify right side
    5,153,998.70x = 37,573,159,995,771.50
  5. Step 5: Solve for x
    x = 37,573,159,995,771.50/5,153,998.70
  6. Step 6: Final answer
    x = 7,290,098.85

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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.