Home / 25,407,579.69-35,062,589.88-13,805,172.90

Finding the Fourth Proportional to 25,407,579.69, 35,062,589.88 and 13,805,172.90

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Solution

The fourth proportional to 25,407,579.69, 35,062,589.88 and 13,805,172.90 is: 19,051,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,579.69 : 35,062,589.88 = 13,805,172.90 : x
  2. Step 2: Convert to fraction form
    25,407,579.69/35,062,589.88 = 13,805,172.90/x
  3. Step 3: Cross multiply
    25,407,579.69x = 35,062,589.88 × 13,805,172.90
  4. Step 4: Simplify right side
    25,407,579.69x = 484,045,115,615,190.31
  5. Step 5: Solve for x
    x = 484,045,115,615,190.31/25,407,579.69
  6. Step 6: Final answer
    x = 19,051,209.19

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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.