Home / 9,072,911.70-13,609,367.55-5,713,679.70

Finding the Fourth Proportional to 9,072,911.70, 13,609,367.55 and 5,713,679.70

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Solution

The fourth proportional to 9,072,911.70, 13,609,367.55 and 5,713,679.70 is: 8,570,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,911.70 : 13,609,367.55 = 5,713,679.70 : x
  2. Step 2: Convert to fraction form
    9,072,911.70/13,609,367.55 = 5,713,679.70/x
  3. Step 3: Cross multiply
    9,072,911.70x = 13,609,367.55 × 5,713,679.70
  4. Step 4: Simplify right side
    9,072,911.70x = 77,759,567,100,273.73
  5. Step 5: Solve for x
    x = 77,759,567,100,273.73/9,072,911.70
  6. Step 6: Final answer
    x = 8,570,519.55

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Double scale
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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.