Home / 9,888,613.38-14,837,182.68-5,338,758.77

Finding the Fourth Proportional to 9,888,613.38, 14,837,182.68 and 5,338,758.77

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Solution

The fourth proportional to 9,888,613.38, 14,837,182.68 and 5,338,758.77 is: 8,010,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888,613.38 : 14,837,182.68 = 5,338,758.77 : x
  2. Step 2: Convert to fraction form
    9,888,613.38/14,837,182.68 = 5,338,758.77/x
  3. Step 3: Cross multiply
    9,888,613.38x = 14,837,182.68 × 5,338,758.77
  4. Step 4: Simplify right side
    9,888,613.38x = 79,212,139,126,385.45
  5. Step 5: Solve for x
    x = 79,212,139,126,385.45/9,888,613.38
  6. Step 6: Final answer
    x = 8,010,439.49

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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.