Home / 8,704,776.07-12,008,863.93-5,435,916.38

Finding the Fourth Proportional to 8,704,776.07, 12,008,863.93 and 5,435,916.38

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Solution

The fourth proportional to 8,704,776.07, 12,008,863.93 and 5,435,916.38 is: 7,499,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704,776.07 : 12,008,863.93 = 5,435,916.38 : x
  2. Step 2: Convert to fraction form
    8,704,776.07/12,008,863.93 = 5,435,916.38/x
  3. Step 3: Cross multiply
    8,704,776.07x = 12,008,863.93 × 5,435,916.38
  4. Step 4: Simplify right side
    8,704,776.07x = 65,279,180,123,869.65
  5. Step 5: Solve for x
    x = 65,279,180,123,869.65/8,704,776.07
  6. Step 6: Final answer
    x = 7,499,237.15

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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.