Home / 8,393,423.42-11,583,687.40-4,771,742.78

Finding the Fourth Proportional to 8,393,423.42, 11,583,687.40 and 4,771,742.78

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Solution

The fourth proportional to 8,393,423.42, 11,583,687.40 and 4,771,742.78 is: 6,585,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393,423.42 : 11,583,687.40 = 4,771,742.78 : x
  2. Step 2: Convert to fraction form
    8,393,423.42/11,583,687.40 = 4,771,742.78/x
  3. Step 3: Cross multiply
    8,393,423.42x = 11,583,687.40 × 4,771,742.78
  4. Step 4: Simplify right side
    8,393,423.42x = 55,274,376,646,879.19
  5. Step 5: Solve for x
    x = 55,274,376,646,879.19/8,393,423.42
  6. Step 6: Final answer
    x = 6,585,438.85

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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.