Home / 7,149,869.56-9,865,718.22-4,248,186.04

Finding the Fourth Proportional to 7,149,869.56, 9,865,718.22 and 4,248,186.04

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Solution

The fourth proportional to 7,149,869.56, 9,865,718.22 and 4,248,186.04 is: 5,861,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,869.56 : 9,865,718.22 = 4,248,186.04 : x
  2. Step 2: Convert to fraction form
    7,149,869.56/9,865,718.22 = 4,248,186.04/x
  3. Step 3: Cross multiply
    7,149,869.56x = 9,865,718.22 × 4,248,186.04
  4. Step 4: Simplify right side
    7,149,869.56x = 41,911,406,416,777.65
  5. Step 5: Solve for x
    x = 41,911,406,416,777.65/7,149,869.56
  6. Step 6: Final answer
    x = 5,861,842.10

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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.