Home / 6,911,780.04-10,367,819.49-2,119,363.20

Finding the Fourth Proportional to 6,911,780.04, 10,367,819.49 and 2,119,363.20

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Solution

The fourth proportional to 6,911,780.04, 10,367,819.49 and 2,119,363.20 is: 3,179,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,780.04 : 10,367,819.49 = 2,119,363.20 : x
  2. Step 2: Convert to fraction form
    6,911,780.04/10,367,819.49 = 2,119,363.20/x
  3. Step 3: Cross multiply
    6,911,780.04x = 10,367,819.49 × 2,119,363.20
  4. Step 4: Simplify right side
    6,911,780.04x = 21,973,175,091,348.77
  5. Step 5: Solve for x
    x = 21,973,175,091,348.77/6,911,780.04
  6. Step 6: Final answer
    x = 3,179,090.62

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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.