Home / 7,303,732.20-10,077,339.57-4,722,306.78

Finding the Fourth Proportional to 7,303,732.20, 10,077,339.57 and 4,722,306.78

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Solution

The fourth proportional to 7,303,732.20, 10,077,339.57 and 4,722,306.78 is: 6,515,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303,732.20 : 10,077,339.57 = 4,722,306.78 : x
  2. Step 2: Convert to fraction form
    7,303,732.20/10,077,339.57 = 4,722,306.78/x
  3. Step 3: Cross multiply
    7,303,732.20x = 10,077,339.57 × 4,722,306.78
  4. Step 4: Simplify right side
    7,303,732.20x = 47,588,288,975,773.29
  5. Step 5: Solve for x
    x = 47,588,288,975,773.29/7,303,732.20
  6. Step 6: Final answer
    x = 6,515,612.52

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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.