Home / 21,186,552.35-31,780,123.78-6,040,483.85

Finding the Fourth Proportional to 21,186,552.35, 31,780,123.78 and 6,040,483.85

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Solution

The fourth proportional to 21,186,552.35, 31,780,123.78 and 6,040,483.85 is: 9,060,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,186,552.35 : 31,780,123.78 = 6,040,483.85 : x
  2. Step 2: Convert to fraction form
    21,186,552.35/31,780,123.78 = 6,040,483.85/x
  3. Step 3: Cross multiply
    21,186,552.35x = 31,780,123.78 × 6,040,483.85
  4. Step 4: Simplify right side
    21,186,552.35x = 191,967,324,444,090.94
  5. Step 5: Solve for x
    x = 191,967,324,444,090.94/21,186,552.35
  6. Step 6: Final answer
    x = 9,060,809.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.