Home / 8,713,054.20-13,069,581.30-5,120,542.20

Finding the Fourth Proportional to 8,713,054.20, 13,069,581.30 and 5,120,542.20

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Solution

The fourth proportional to 8,713,054.20, 13,069,581.30 and 5,120,542.20 is: 7,680,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,054.20 : 13,069,581.30 = 5,120,542.20 : x
  2. Step 2: Convert to fraction form
    8,713,054.20/13,069,581.30 = 5,120,542.20/x
  3. Step 3: Cross multiply
    8,713,054.20x = 13,069,581.30 × 5,120,542.20
  4. Step 4: Simplify right side
    8,713,054.20x = 66,923,342,582,980.87
  5. Step 5: Solve for x
    x = 66,923,342,582,980.87/8,713,054.20
  6. Step 6: Final answer
    x = 7,680,813.30

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Double scale
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Similar ratio
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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.