Home / 7,486,711.20-11,230,066.80-4,085,488.80

Finding the Fourth Proportional to 7,486,711.20, 11,230,066.80 and 4,085,488.80

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Solution

The fourth proportional to 7,486,711.20, 11,230,066.80 and 4,085,488.80 is: 6,128,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,711.20 : 11,230,066.80 = 4,085,488.80 : x
  2. Step 2: Convert to fraction form
    7,486,711.20/11,230,066.80 = 4,085,488.80/x
  3. Step 3: Cross multiply
    7,486,711.20x = 11,230,066.80 × 4,085,488.80
  4. Step 4: Simplify right side
    7,486,711.20x = 45,880,312,134,651.84
  5. Step 5: Solve for x
    x = 45,880,312,134,651.84/7,486,711.20
  6. Step 6: Final answer
    x = 6,128,233.20

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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.