Home / 8,879,507.69-12,253,720.62-4,805,126.69

Finding the Fourth Proportional to 8,879,507.69, 12,253,720.62 and 4,805,126.69

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Solution

The fourth proportional to 8,879,507.69, 12,253,720.62 and 4,805,126.69 is: 6,631,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,507.69 : 12,253,720.62 = 4,805,126.69 : x
  2. Step 2: Convert to fraction form
    8,879,507.69/12,253,720.62 = 4,805,126.69/x
  3. Step 3: Cross multiply
    8,879,507.69x = 12,253,720.62 × 4,805,126.69
  4. Step 4: Simplify right side
    8,879,507.69x = 58,880,680,002,965.35
  5. Step 5: Solve for x
    x = 58,880,680,002,965.35/8,879,507.69
  6. Step 6: Final answer
    x = 6,631,074.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.