Home / 10,301,148.20-15,451,722.30-3,113,791.40

Finding the Fourth Proportional to 10,301,148.20, 15,451,722.30 and 3,113,791.40

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Solution

The fourth proportional to 10,301,148.20, 15,451,722.30 and 3,113,791.40 is: 4,670,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301,148.20 : 15,451,722.30 = 3,113,791.40 : x
  2. Step 2: Convert to fraction form
    10,301,148.20/15,451,722.30 = 3,113,791.40/x
  3. Step 3: Cross multiply
    10,301,148.20x = 15,451,722.30 × 3,113,791.40
  4. Step 4: Simplify right side
    10,301,148.20x = 48,113,440,012,928.22
  5. Step 5: Solve for x
    x = 48,113,440,012,928.22/10,301,148.20
  6. Step 6: Final answer
    x = 4,670,687.10

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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.