Home / 16,300,947.60-24,451,421.40-7,797,891.60

Finding the Fourth Proportional to 16,300,947.60, 24,451,421.40 and 7,797,891.60

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Solution

The fourth proportional to 16,300,947.60, 24,451,421.40 and 7,797,891.60 is: 11,696,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,300,947.60 : 24,451,421.40 = 7,797,891.60 : x
  2. Step 2: Convert to fraction form
    16,300,947.60/24,451,421.40 = 7,797,891.60/x
  3. Step 3: Cross multiply
    16,300,947.60x = 24,451,421.40 × 7,797,891.60
  4. Step 4: Simplify right side
    16,300,947.60x = 190,669,533,543,120.22
  5. Step 5: Solve for x
    x = 190,669,533,543,120.22/16,300,947.60
  6. Step 6: Final answer
    x = 11,696,837.40

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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.