Home / 27,153,003.70-40,729,505.55-15,673,878.10

Finding the Fourth Proportional to 27,153,003.70, 40,729,505.55 and 15,673,878.10

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Solution

The fourth proportional to 27,153,003.70, 40,729,505.55 and 15,673,878.10 is: 23,510,817.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153,003.70 : 40,729,505.55 = 15,673,878.10 : x
  2. Step 2: Convert to fraction form
    27,153,003.70/40,729,505.55 = 15,673,878.10/x
  3. Step 3: Cross multiply
    27,153,003.70x = 40,729,505.55 × 15,673,878.10
  4. Step 4: Simplify right side
    27,153,003.70x = 638,389,305,063,973.38
  5. Step 5: Solve for x
    x = 638,389,305,063,973.38/27,153,003.70
  6. Step 6: Final answer
    x = 23,510,817.15

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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.