Home / 18,681,175.53-25,779,437.31-10,951,366.05

Finding the Fourth Proportional to 18,681,175.53, 25,779,437.31 and 10,951,366.05

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Solution

The fourth proportional to 18,681,175.53, 25,779,437.31 and 10,951,366.05 is: 15,112,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,681,175.53 : 25,779,437.31 = 10,951,366.05 : x
  2. Step 2: Convert to fraction form
    18,681,175.53/25,779,437.31 = 10,951,366.05/x
  3. Step 3: Cross multiply
    18,681,175.53x = 25,779,437.31 × 10,951,366.05
  4. Step 4: Simplify right side
    18,681,175.53x = 282,320,054,544,837.31
  5. Step 5: Solve for x
    x = 282,320,054,544,837.31/18,681,175.53
  6. Step 6: Final answer
    x = 15,112,542.25

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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.