Home / 10,116,793.74-15,175,154.16-3,639,855.54

Finding the Fourth Proportional to 10,116,793.74, 15,175,154.16 and 3,639,855.54

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Solution

The fourth proportional to 10,116,793.74, 15,175,154.16 and 3,639,855.54 is: 5,459,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,793.74 : 15,175,154.16 = 3,639,855.54 : x
  2. Step 2: Convert to fraction form
    10,116,793.74/15,175,154.16 = 3,639,855.54/x
  3. Step 3: Cross multiply
    10,116,793.74x = 15,175,154.16 × 3,639,855.54
  4. Step 4: Simplify right side
    10,116,793.74x = 55,235,368,939,630.05
  5. Step 5: Solve for x
    x = 55,235,368,939,630.05/10,116,793.74
  6. Step 6: Final answer
    x = 5,459,770.20

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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.