Home / 37,381,989.24-51,591,843.54-21,697,641.72

Finding the Fourth Proportional to 37,381,989.24, 51,591,843.54 and 21,697,641.72

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Solution

The fourth proportional to 37,381,989.24, 51,591,843.54 and 21,697,641.72 is: 29,945,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,381,989.24 : 51,591,843.54 = 21,697,641.72 : x
  2. Step 2: Convert to fraction form
    37,381,989.24/51,591,843.54 = 21,697,641.72/x
  3. Step 3: Cross multiply
    37,381,989.24x = 51,591,843.54 × 21,697,641.72
  4. Step 4: Simplify right side
    37,381,989.24x = 1,119,421,336,805,216.38
  5. Step 5: Solve for x
    x = 1,119,421,336,805,216.38/37,381,989.24
  6. Step 6: Final answer
    x = 29,945,472.66

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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.