Home / 7,479,199.08-11,218,797.93-1,799,423.40

Finding the Fourth Proportional to 7,479,199.08, 11,218,797.93 and 1,799,423.40

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Solution

The fourth proportional to 7,479,199.08, 11,218,797.93 and 1,799,423.40 is: 2,699,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,199.08 : 11,218,797.93 = 1,799,423.40 : x
  2. Step 2: Convert to fraction form
    7,479,199.08/11,218,797.93 = 1,799,423.40/x
  3. Step 3: Cross multiply
    7,479,199.08x = 11,218,797.93 × 1,799,423.40
  4. Step 4: Simplify right side
    7,479,199.08x = 20,187,367,515,113.56
  5. Step 5: Solve for x
    x = 20,187,367,515,113.56/7,479,199.08
  6. Step 6: Final answer
    x = 2,699,134.93

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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.