Home / 9,161,819.80-13,744,284.90-2,772,021.40

Finding the Fourth Proportional to 9,161,819.80, 13,744,284.90 and 2,772,021.40

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Solution

The fourth proportional to 9,161,819.80, 13,744,284.90 and 2,772,021.40 is: 4,158,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,819.80 : 13,744,284.90 = 2,772,021.40 : x
  2. Step 2: Convert to fraction form
    9,161,819.80/13,744,284.90 = 2,772,021.40/x
  3. Step 3: Cross multiply
    9,161,819.80x = 13,744,284.90 × 2,772,021.40
  4. Step 4: Simplify right side
    9,161,819.80x = 38,099,451,870,496.86
  5. Step 5: Solve for x
    x = 38,099,451,870,496.86/9,161,819.80
  6. Step 6: Final answer
    x = 4,158,502.64

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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.