Home / 25,580,996.76-35,301,867.24-13,978,560.12

Finding the Fourth Proportional to 25,580,996.76, 35,301,867.24 and 13,978,560.12

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Solution

The fourth proportional to 25,580,996.76, 35,301,867.24 and 13,978,560.12 is: 19,290,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,580,996.76 : 35,301,867.24 = 13,978,560.12 : x
  2. Step 2: Convert to fraction form
    25,580,996.76/35,301,867.24 = 13,978,560.12/x
  3. Step 3: Cross multiply
    25,580,996.76x = 35,301,867.24 × 13,978,560.12
  4. Step 4: Simplify right side
    25,580,996.76x = 493,469,273,562,598.50
  5. Step 5: Solve for x
    x = 493,469,273,562,598.50/25,580,996.76
  6. Step 6: Final answer
    x = 19,290,463.08

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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.