Home / 10,161,165.72-15,302,575.25-9,254,173.08

Finding the Fourth Proportional to 10,161,165.72, 15,302,575.25 and 9,254,173.08

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Solution

The fourth proportional to 10,161,165.72, 15,302,575.25 and 9,254,173.08 is: 13,936,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,165.72 : 15,302,575.25 = 9,254,173.08 : x
  2. Step 2: Convert to fraction form
    10,161,165.72/15,302,575.25 = 9,254,173.08/x
  3. Step 3: Cross multiply
    10,161,165.72x = 15,302,575.25 × 9,254,173.08
  4. Step 4: Simplify right side
    10,161,165.72x = 141,612,679,933,224.28
  5. Step 5: Solve for x
    x = 141,612,679,933,224.28/10,161,165.72
  6. Step 6: Final answer
    x = 13,936,656.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.