Home / 7,108,001.20-10,662,001.80-2,315,628.10

Finding the Fourth Proportional to 7,108,001.20, 10,662,001.80 and 2,315,628.10

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Solution

The fourth proportional to 7,108,001.20, 10,662,001.80 and 2,315,628.10 is: 3,473,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,001.20 : 10,662,001.80 = 2,315,628.10 : x
  2. Step 2: Convert to fraction form
    7,108,001.20/10,662,001.80 = 2,315,628.10/x
  3. Step 3: Cross multiply
    7,108,001.20x = 10,662,001.80 × 2,315,628.10
  4. Step 4: Simplify right side
    7,108,001.20x = 24,689,230,970,330.58
  5. Step 5: Solve for x
    x = 24,689,230,970,330.58/7,108,001.20
  6. Step 6: Final answer
    x = 3,473,442.15

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Similar ratio
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1.5x scale

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.