Home / 6,429,408.81-9,646,812.14-4,002,591.71

Finding the Fourth Proportional to 6,429,408.81, 9,646,812.14 and 4,002,591.71

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Solution

The fourth proportional to 6,429,408.81, 9,646,812.14 and 4,002,591.71 is: 6,005,567.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,408.81 : 9,646,812.14 = 4,002,591.71 : x
  2. Step 2: Convert to fraction form
    6,429,408.81/9,646,812.14 = 4,002,591.71/x
  3. Step 3: Cross multiply
    6,429,408.81x = 9,646,812.14 × 4,002,591.71
  4. Step 4: Simplify right side
    6,429,408.81x = 38,612,250,231,244.34
  5. Step 5: Solve for x
    x = 38,612,250,231,244.34/6,429,408.81
  6. Step 6: Final answer
    x = 6,005,567.75

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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.