Home / 15,673,515.65-23,510,273.48-11,847,140.45

Finding the Fourth Proportional to 15,673,515.65, 23,510,273.48 and 11,847,140.45

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Solution

The fourth proportional to 15,673,515.65, 23,510,273.48 and 11,847,140.45 is: 17,770,710.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,515.65 : 23,510,273.48 = 11,847,140.45 : x
  2. Step 2: Convert to fraction form
    15,673,515.65/23,510,273.48 = 11,847,140.45/x
  3. Step 3: Cross multiply
    15,673,515.65x = 23,510,273.48 × 11,847,140.45
  4. Step 4: Simplify right side
    15,673,515.65x = 278,529,511,935,470.25
  5. Step 5: Solve for x
    x = 278,529,511,935,470.25/15,673,515.65
  6. Step 6: Final answer
    x = 17,770,710.68

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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.