Home / 15,120,509.40-22,680,764.10-5,532,701.40

Finding the Fourth Proportional to 15,120,509.40, 22,680,764.10 and 5,532,701.40

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Solution

The fourth proportional to 15,120,509.40, 22,680,764.10 and 5,532,701.40 is: 8,299,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,509.40 : 22,680,764.10 = 5,532,701.40 : x
  2. Step 2: Convert to fraction form
    15,120,509.40/22,680,764.10 = 5,532,701.40/x
  3. Step 3: Cross multiply
    15,120,509.40x = 22,680,764.10 × 5,532,701.40
  4. Step 4: Simplify right side
    15,120,509.40x = 125,485,895,289,139.75
  5. Step 5: Solve for x
    x = 125,485,895,289,139.75/15,120,509.40
  6. Step 6: Final answer
    x = 8,299,052.10

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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.