Home / 6,281,490.81-8,666,249.82-4,107,306.63

Finding the Fourth Proportional to 6,281,490.81, 8,666,249.82 and 4,107,306.63

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Solution

The fourth proportional to 6,281,490.81, 8,666,249.82 and 4,107,306.63 is: 5,666,639.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281,490.81 : 8,666,249.82 = 4,107,306.63 : x
  2. Step 2: Convert to fraction form
    6,281,490.81/8,666,249.82 = 4,107,306.63/x
  3. Step 3: Cross multiply
    6,281,490.81x = 8,666,249.82 × 4,107,306.63
  4. Step 4: Simplify right side
    6,281,490.81x = 35,594,945,342,922.30
  5. Step 5: Solve for x
    x = 35,594,945,342,922.30/6,281,490.81
  6. Step 6: Final answer
    x = 5,666,639.72

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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.