Home / 8,531,282.80-11,710,502.18-7,542,758.80

Finding the Fourth Proportional to 8,531,282.80, 11,710,502.18 and 7,542,758.80

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Solution

The fourth proportional to 8,531,282.80, 11,710,502.18 and 7,542,758.80 is: 10,353,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531,282.80 : 11,710,502.18 = 7,542,758.80 : x
  2. Step 2: Convert to fraction form
    8,531,282.80/11,710,502.18 = 7,542,758.80/x
  3. Step 3: Cross multiply
    8,531,282.80x = 11,710,502.18 × 7,542,758.80
  4. Step 4: Simplify right side
    8,531,282.80x = 88,329,493,370,614.17
  5. Step 5: Solve for x
    x = 88,329,493,370,614.17/8,531,282.80
  6. Step 6: Final answer
    x = 10,353,600.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.