Home / 43,568,646.76-65,360,063.22-12,866,331.52

Finding the Fourth Proportional to 43,568,646.76, 65,360,063.22 and 12,866,331.52

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Solution

The fourth proportional to 43,568,646.76, 65,360,063.22 and 12,866,331.52 is: 19,301,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568,646.76 : 65,360,063.22 = 12,866,331.52 : x
  2. Step 2: Convert to fraction form
    43,568,646.76/65,360,063.22 = 12,866,331.52/x
  3. Step 3: Cross multiply
    43,568,646.76x = 65,360,063.22 × 12,866,331.52
  4. Step 4: Simplify right side
    43,568,646.76x = 840,944,241,556,678.62
  5. Step 5: Solve for x
    x = 840,944,241,556,678.62/43,568,646.76
  6. Step 6: Final answer
    x = 19,301,591.95

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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.