Home / 6,805,385.50-10,209,573.06-2,012,701.18

Finding the Fourth Proportional to 6,805,385.50, 10,209,573.06 and 2,012,701.18

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Solution

The fourth proportional to 6,805,385.50, 10,209,573.06 and 2,012,701.18 is: 3,019,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,385.50 : 10,209,573.06 = 2,012,701.18 : x
  2. Step 2: Convert to fraction form
    6,805,385.50/10,209,573.06 = 2,012,701.18/x
  3. Step 3: Cross multiply
    6,805,385.50x = 10,209,573.06 × 2,012,701.18
  4. Step 4: Simplify right side
    6,805,385.50x = 20,548,819,745,158.21
  5. Step 5: Solve for x
    x = 20,548,819,745,158.21/6,805,385.50
  6. Step 6: Final answer
    x = 3,019,493.86

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Double scale
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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.