Home / 7,215,066.80-10,822,600.20-4,475,193.20

Finding the Fourth Proportional to 7,215,066.80, 10,822,600.20 and 4,475,193.20

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Solution

The fourth proportional to 7,215,066.80, 10,822,600.20 and 4,475,193.20 is: 6,712,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,066.80 : 10,822,600.20 = 4,475,193.20 : x
  2. Step 2: Convert to fraction form
    7,215,066.80/10,822,600.20 = 4,475,193.20/x
  3. Step 3: Cross multiply
    7,215,066.80x = 10,822,600.20 × 4,475,193.20
  4. Step 4: Simplify right side
    7,215,066.80x = 48,433,226,821,358.64
  5. Step 5: Solve for x
    x = 48,433,226,821,358.64/7,215,066.80
  6. Step 6: Final answer
    x = 6,712,789.80

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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.