Home / 25,610,608.72-38,415,978.87-10,464,540.22

Finding the Fourth Proportional to 25,610,608.72, 38,415,978.87 and 10,464,540.22

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Solution

The fourth proportional to 25,610,608.72, 38,415,978.87 and 10,464,540.22 is: 15,696,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610,608.72 : 38,415,978.87 = 10,464,540.22 : x
  2. Step 2: Convert to fraction form
    25,610,608.72/38,415,978.87 = 10,464,540.22/x
  3. Step 3: Cross multiply
    25,610,608.72x = 38,415,978.87 × 10,464,540.22
  4. Step 4: Simplify right side
    25,610,608.72x = 402,005,555,975,785.12
  5. Step 5: Solve for x
    x = 402,005,555,975,785.12/25,610,608.72
  6. Step 6: Final answer
    x = 15,696,837.21

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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.