Home / 34,656,121.06-47,823,628.29-18,972,138.76

Finding the Fourth Proportional to 34,656,121.06, 47,823,628.29 and 18,972,138.76

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Solution

The fourth proportional to 34,656,121.06, 47,823,628.29 and 18,972,138.76 is: 26,180,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,656,121.06 : 47,823,628.29 = 18,972,138.76 : x
  2. Step 2: Convert to fraction form
    34,656,121.06/47,823,628.29 = 18,972,138.76/x
  3. Step 3: Cross multiply
    34,656,121.06x = 47,823,628.29 × 18,972,138.76
  4. Step 4: Simplify right side
    34,656,121.06x = 907,316,511,924,541.62
  5. Step 5: Solve for x
    x = 907,316,511,924,541.62/34,656,121.06
  6. Step 6: Final answer
    x = 26,180,555.82

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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.