Home / 8,864,986.71-12,233,154.43-5,143,529.42

Finding the Fourth Proportional to 8,864,986.71, 12,233,154.43 and 5,143,529.42

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Solution

The fourth proportional to 8,864,986.71, 12,233,154.43 and 5,143,529.42 is: 7,097,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864,986.71 : 12,233,154.43 = 5,143,529.42 : x
  2. Step 2: Convert to fraction form
    8,864,986.71/12,233,154.43 = 5,143,529.42/x
  3. Step 3: Cross multiply
    8,864,986.71x = 12,233,154.43 × 5,143,529.42
  4. Step 4: Simplify right side
    8,864,986.71x = 62,921,589,684,390.69
  5. Step 5: Solve for x
    x = 62,921,589,684,390.69/8,864,986.71
  6. Step 6: Final answer
    x = 7,097,764.70

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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.