Home / 8,716,324.32-12,001,147.50-7,406,814.33

Finding the Fourth Proportional to 8,716,324.32, 12,001,147.50 and 7,406,814.33

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Solution

The fourth proportional to 8,716,324.32, 12,001,147.50 and 7,406,814.33 is: 10,198,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716,324.32 : 12,001,147.50 = 7,406,814.33 : x
  2. Step 2: Convert to fraction form
    8,716,324.32/12,001,147.50 = 7,406,814.33/x
  3. Step 3: Cross multiply
    8,716,324.32x = 12,001,147.50 × 7,406,814.33
  4. Step 4: Simplify right side
    8,716,324.32x = 88,890,271,279,443.67
  5. Step 5: Solve for x
    x = 88,890,271,279,443.67/8,716,324.32
  6. Step 6: Final answer
    x = 10,198,137.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.