Home / 7,280,123.59-10,046,780.83-4,017,148.44

Finding the Fourth Proportional to 7,280,123.59, 10,046,780.83 and 4,017,148.44

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Solution

The fourth proportional to 7,280,123.59, 10,046,780.83 and 4,017,148.44 is: 5,543,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,123.59 : 10,046,780.83 = 4,017,148.44 : x
  2. Step 2: Convert to fraction form
    7,280,123.59/10,046,780.83 = 4,017,148.44/x
  3. Step 3: Cross multiply
    7,280,123.59x = 10,046,780.83 × 4,017,148.44
  4. Step 4: Simplify right side
    7,280,123.59x = 40,359,409,962,115.55
  5. Step 5: Solve for x
    x = 40,359,409,962,115.55/7,280,123.59
  6. Step 6: Final answer
    x = 5,543,780.88

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Double scale
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1.5x scale

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.