Home / 25,539,805.89-35,245,680.75-13,938,115.32

Finding the Fourth Proportional to 25,539,805.89, 35,245,680.75 and 13,938,115.32

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Solution

The fourth proportional to 25,539,805.89, 35,245,680.75 and 13,938,115.32 is: 19,235,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539,805.89 : 35,245,680.75 = 13,938,115.32 : x
  2. Step 2: Convert to fraction form
    25,539,805.89/35,245,680.75 = 13,938,115.32/x
  3. Step 3: Cross multiply
    25,539,805.89x = 35,245,680.75 × 13,938,115.32
  4. Step 4: Simplify right side
    25,539,805.89x = 491,258,362,825,404.12
  5. Step 5: Solve for x
    x = 491,258,362,825,404.12/25,539,805.89
  6. Step 6: Final answer
    x = 19,235,007.70

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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.