Home / 10,746,019.80-16,119,029.70-7,158,793.05

Finding the Fourth Proportional to 10,746,019.80, 16,119,029.70 and 7,158,793.05

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Solution

The fourth proportional to 10,746,019.80, 16,119,029.70 and 7,158,793.05 is: 10,738,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746,019.80 : 16,119,029.70 = 7,158,793.05 : x
  2. Step 2: Convert to fraction form
    10,746,019.80/16,119,029.70 = 7,158,793.05/x
  3. Step 3: Cross multiply
    10,746,019.80x = 16,119,029.70 × 7,158,793.05
  4. Step 4: Simplify right side
    10,746,019.80x = 115,392,797,789,103.58
  5. Step 5: Solve for x
    x = 115,392,797,789,103.58/10,746,019.80
  6. Step 6: Final answer
    x = 10,738,189.58

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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.