Home / 13,609,811.20-20,416,660.80-4,023,947.20

Finding the Fourth Proportional to 13,609,811.20, 20,416,660.80 and 4,023,947.20

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Solution

The fourth proportional to 13,609,811.20, 20,416,660.80 and 4,023,947.20 is: 6,036,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,811.20 : 20,416,660.80 = 4,023,947.20 : x
  2. Step 2: Convert to fraction form
    13,609,811.20/20,416,660.80 = 4,023,947.20/x
  3. Step 3: Cross multiply
    13,609,811.20x = 20,416,660.80 × 4,023,947.20
  4. Step 4: Simplify right side
    13,609,811.20x = 82,155,565,059,509.77
  5. Step 5: Solve for x
    x = 82,155,565,059,509.77/13,609,811.20
  6. Step 6: Final answer
    x = 6,036,495.57

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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.