Home / 8,716,357.93-12,001,193.89-7,406,847.94

Finding the Fourth Proportional to 8,716,357.93, 12,001,193.89 and 7,406,847.94

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Solution

The fourth proportional to 8,716,357.93, 12,001,193.89 and 7,406,847.94 is: 10,198,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716,357.93 : 12,001,193.89 = 7,406,847.94 : x
  2. Step 2: Convert to fraction form
    8,716,357.93/12,001,193.89 = 7,406,847.94/x
  3. Step 3: Cross multiply
    8,716,357.93x = 12,001,193.89 × 7,406,847.94
  4. Step 4: Simplify right side
    8,716,357.93x = 88,891,018,241,687.09
  5. Step 5: Solve for x
    x = 88,891,018,241,687.09/8,716,357.93
  6. Step 6: Final answer
    x = 10,198,183.57

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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.