Home / 10,206,844.20-15,310,266.30-6,805,621.80

Finding the Fourth Proportional to 10,206,844.20, 15,310,266.30 and 6,805,621.80

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Solution

The fourth proportional to 10,206,844.20, 15,310,266.30 and 6,805,621.80 is: 10,208,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206,844.20 : 15,310,266.30 = 6,805,621.80 : x
  2. Step 2: Convert to fraction form
    10,206,844.20/15,310,266.30 = 6,805,621.80/x
  3. Step 3: Cross multiply
    10,206,844.20x = 15,310,266.30 × 6,805,621.80
  4. Step 4: Simplify right side
    10,206,844.20x = 104,195,882,095,085.34
  5. Step 5: Solve for x
    x = 104,195,882,095,085.34/10,206,844.20
  6. Step 6: Final answer
    x = 10,208,432.70

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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.