Home / 9,942,784.65-13,722,926.18-6,223,340.39

Finding the Fourth Proportional to 9,942,784.65, 13,722,926.18 and 6,223,340.39

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Solution

The fourth proportional to 9,942,784.65, 13,722,926.18 and 6,223,340.39 is: 8,589,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942,784.65 : 13,722,926.18 = 6,223,340.39 : x
  2. Step 2: Convert to fraction form
    9,942,784.65/13,722,926.18 = 6,223,340.39/x
  3. Step 3: Cross multiply
    9,942,784.65x = 13,722,926.18 × 6,223,340.39
  4. Step 4: Simplify right side
    9,942,784.65x = 85,402,440,665,251.08
  5. Step 5: Solve for x
    x = 85,402,440,665,251.08/9,942,784.65
  6. Step 6: Final answer
    x = 8,589,388.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.