Home / 7,749,401.20-10,694,006.84-4,486,353.84

Finding the Fourth Proportional to 7,749,401.20, 10,694,006.84 and 4,486,353.84

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Solution

The fourth proportional to 7,749,401.20, 10,694,006.84 and 4,486,353.84 is: 6,191,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749,401.20 : 10,694,006.84 = 4,486,353.84 : x
  2. Step 2: Convert to fraction form
    7,749,401.20/10,694,006.84 = 4,486,353.84/x
  3. Step 3: Cross multiply
    7,749,401.20x = 10,694,006.84 × 4,486,353.84
  4. Step 4: Simplify right side
    7,749,401.20x = 47,977,098,651,620.27
  5. Step 5: Solve for x
    x = 47,977,098,651,620.27/7,749,401.20
  6. Step 6: Final answer
    x = 6,191,071.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.