Home / 8,448,381.56-12,668,379.81-2,690,364.80

Finding the Fourth Proportional to 8,448,381.56, 12,668,379.81 and 2,690,364.80

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Solution

The fourth proportional to 8,448,381.56, 12,668,379.81 and 2,690,364.80 is: 4,034,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,381.56 : 12,668,379.81 = 2,690,364.80 : x
  2. Step 2: Convert to fraction form
    8,448,381.56/12,668,379.81 = 2,690,364.80/x
  3. Step 3: Cross multiply
    8,448,381.56x = 12,668,379.81 × 2,690,364.80
  4. Step 4: Simplify right side
    8,448,381.56x = 34,082,563,113,854.69
  5. Step 5: Solve for x
    x = 34,082,563,113,854.69/8,448,381.56
  6. Step 6: Final answer
    x = 4,034,212.10

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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.