Home / 5,200,008.10-7,800,012.15-4,536,456.10

Finding the Fourth Proportional to 5,200,008.10, 7,800,012.15 and 4,536,456.10

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Solution

The fourth proportional to 5,200,008.10, 7,800,012.15 and 4,536,456.10 is: 6,804,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,008.10 : 7,800,012.15 = 4,536,456.10 : x
  2. Step 2: Convert to fraction form
    5,200,008.10/7,800,012.15 = 4,536,456.10/x
  3. Step 3: Cross multiply
    5,200,008.10x = 7,800,012.15 × 4,536,456.10
  4. Step 4: Simplify right side
    5,200,008.10x = 35,384,412,697,941.62
  5. Step 5: Solve for x
    x = 35,384,412,697,941.62/5,200,008.10
  6. Step 6: Final answer
    x = 6,804,684.15

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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.