Home / 7,099,488.80-10,649,233.20-4,860,000.80

Finding the Fourth Proportional to 7,099,488.80, 10,649,233.20 and 4,860,000.80

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Solution

The fourth proportional to 7,099,488.80, 10,649,233.20 and 4,860,000.80 is: 7,290,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,488.80 : 10,649,233.20 = 4,860,000.80 : x
  2. Step 2: Convert to fraction form
    7,099,488.80/10,649,233.20 = 4,860,000.80/x
  3. Step 3: Cross multiply
    7,099,488.80x = 10,649,233.20 × 4,860,000.80
  4. Step 4: Simplify right side
    7,099,488.80x = 51,755,281,871,386.55
  5. Step 5: Solve for x
    x = 51,755,281,871,386.55/7,099,488.80
  6. Step 6: Final answer
    x = 7,290,001.20

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Double scale
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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.