Home / 5,129,530.69-7,077,816.50-2,924,299.61

Finding the Fourth Proportional to 5,129,530.69, 7,077,816.50 and 2,924,299.61

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Solution

The fourth proportional to 5,129,530.69, 7,077,816.50 and 2,924,299.61 is: 4,034,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,530.69 : 7,077,816.50 = 2,924,299.61 : x
  2. Step 2: Convert to fraction form
    5,129,530.69/7,077,816.50 = 2,924,299.61/x
  3. Step 3: Cross multiply
    5,129,530.69x = 7,077,816.50 × 2,924,299.61
  4. Step 4: Simplify right side
    5,129,530.69x = 20,697,656,063,394.70
  5. Step 5: Solve for x
    x = 20,697,656,063,394.70/5,129,530.69
  6. Step 6: Final answer
    x = 4,034,999.95

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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.