Home / 8,887,521.80-13,331,282.70-5,486,299.40

Finding the Fourth Proportional to 8,887,521.80, 13,331,282.70 and 5,486,299.40

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Solution

The fourth proportional to 8,887,521.80, 13,331,282.70 and 5,486,299.40 is: 8,229,449.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,521.80 : 13,331,282.70 = 5,486,299.40 : x
  2. Step 2: Convert to fraction form
    8,887,521.80/13,331,282.70 = 5,486,299.40/x
  3. Step 3: Cross multiply
    8,887,521.80x = 13,331,282.70 × 5,486,299.40
  4. Step 4: Simplify right side
    8,887,521.80x = 73,139,408,278,240.38
  5. Step 5: Solve for x
    x = 73,139,408,278,240.38/8,887,521.80
  6. Step 6: Final answer
    x = 8,229,449.10

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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.