Home / 8,144,956.15-12,200,900.47-6,340,418.71

Finding the Fourth Proportional to 8,144,956.15, 12,200,900.47 and 6,340,418.71

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Solution

The fourth proportional to 8,144,956.15, 12,200,900.47 and 6,340,418.71 is: 9,497,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,956.15 : 12,200,900.47 = 6,340,418.71 : x
  2. Step 2: Convert to fraction form
    8,144,956.15/12,200,900.47 = 6,340,418.71/x
  3. Step 3: Cross multiply
    8,144,956.15x = 12,200,900.47 × 6,340,418.71
  4. Step 4: Simplify right side
    8,144,956.15x = 77,358,817,572,482.48
  5. Step 5: Solve for x
    x = 77,358,817,572,482.48/8,144,956.15
  6. Step 6: Final answer
    x = 9,497,757.41

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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.