Home / 10,161,164.72-15,302,573.74-9,254,172.08

Finding the Fourth Proportional to 10,161,164.72, 15,302,573.74 and 9,254,172.08

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Solution

The fourth proportional to 10,161,164.72, 15,302,573.74 and 9,254,172.08 is: 13,936,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,164.72 : 15,302,573.74 = 9,254,172.08 : x
  2. Step 2: Convert to fraction form
    10,161,164.72/15,302,573.74 = 9,254,172.08/x
  3. Step 3: Cross multiply
    10,161,164.72x = 15,302,573.74 × 9,254,172.08
  4. Step 4: Simplify right side
    10,161,164.72x = 141,612,650,656,849.19
  5. Step 5: Solve for x
    x = 141,612,650,656,849.19/10,161,164.72
  6. Step 6: Final answer
    x = 13,936,655.35

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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.