Home / 7,720,306.69-11,580,543.18-2,329,003.82

Finding the Fourth Proportional to 7,720,306.69, 11,580,543.18 and 2,329,003.82

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Solution

The fourth proportional to 7,720,306.69, 11,580,543.18 and 2,329,003.82 is: 3,493,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,306.69 : 11,580,543.18 = 2,329,003.82 : x
  2. Step 2: Convert to fraction form
    7,720,306.69/11,580,543.18 = 2,329,003.82/x
  3. Step 3: Cross multiply
    7,720,306.69x = 11,580,543.18 × 2,329,003.82
  4. Step 4: Simplify right side
    7,720,306.69x = 26,971,129,303,894.95
  5. Step 5: Solve for x
    x = 26,971,129,303,894.95/7,720,306.69
  6. Step 6: Final answer
    x = 3,493,530.81

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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.