Home / 6,397,999.20-9,596,998.80-2,080,041.08

Finding the Fourth Proportional to 6,397,999.20, 9,596,998.80 and 2,080,041.08

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Solution

The fourth proportional to 6,397,999.20, 9,596,998.80 and 2,080,041.08 is: 3,120,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397,999.20 : 9,596,998.80 = 2,080,041.08 : x
  2. Step 2: Convert to fraction form
    6,397,999.20/9,596,998.80 = 2,080,041.08/x
  3. Step 3: Cross multiply
    6,397,999.20x = 9,596,998.80 × 2,080,041.08
  4. Step 4: Simplify right side
    6,397,999.20x = 19,962,151,700,725.71
  5. Step 5: Solve for x
    x = 19,962,151,700,725.71/6,397,999.20
  6. Step 6: Final answer
    x = 3,120,061.61

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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.