Home / 10,113,936.30-15,167,742.21-3,380,775.66

Finding the Fourth Proportional to 10,113,936.30, 15,167,742.21 and 3,380,775.66

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Solution

The fourth proportional to 10,113,936.30, 15,167,742.21 and 3,380,775.66 is: 5,070,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,936.30 : 15,167,742.21 = 3,380,775.66 : x
  2. Step 2: Convert to fraction form
    10,113,936.30/15,167,742.21 = 3,380,775.66/x
  3. Step 3: Cross multiply
    10,113,936.30x = 15,167,742.21 × 3,380,775.66
  4. Step 4: Simplify right side
    10,113,936.30x = 51,278,733,680,722.62
  5. Step 5: Solve for x
    x = 51,278,733,680,722.62/10,113,936.30
  6. Step 6: Final answer
    x = 5,070,106.45

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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.