Home / 6,217,819.20-9,322,929.28-2,980,347.52

Finding the Fourth Proportional to 6,217,819.20, 9,322,929.28 and 2,980,347.52

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Solution

The fourth proportional to 6,217,819.20, 9,322,929.28 and 2,980,347.52 is: 4,468,700.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217,819.20 : 9,322,929.28 = 2,980,347.52 : x
  2. Step 2: Convert to fraction form
    6,217,819.20/9,322,929.28 = 2,980,347.52/x
  3. Step 3: Cross multiply
    6,217,819.20x = 9,322,929.28 × 2,980,347.52
  4. Step 4: Simplify right side
    6,217,819.20x = 27,785,569,158,783.38
  5. Step 5: Solve for x
    x = 27,785,569,158,783.38/6,217,819.20
  6. Step 6: Final answer
    x = 4,468,700.08

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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.