Home / 31,580,691.06-43,578,921.33-17,831,012.34

Finding the Fourth Proportional to 31,580,691.06, 43,578,921.33 and 17,831,012.34

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Solution

The fourth proportional to 31,580,691.06, 43,578,921.33 and 17,831,012.34 is: 24,605,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580,691.06 : 43,578,921.33 = 17,831,012.34 : x
  2. Step 2: Convert to fraction form
    31,580,691.06/43,578,921.33 = 17,831,012.34/x
  3. Step 3: Cross multiply
    31,580,691.06x = 43,578,921.33 × 17,831,012.34
  4. Step 4: Simplify right side
    31,580,691.06x = 777,056,283,999,119.12
  5. Step 5: Solve for x
    x = 777,056,283,999,119.12/31,580,691.06
  6. Step 6: Final answer
    x = 24,605,423.69

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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.