Home / 27,521,105.98-37,976,880-16,203,505.92

Finding the Fourth Proportional to 27,521,105.98, 37,976,880 and 16,203,505.92

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Solution

The fourth proportional to 27,521,105.98, 37,976,880 and 16,203,505.92 is: 22,359,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521,105.98 : 37,976,880 = 16,203,505.92 : x
  2. Step 2: Convert to fraction form
    27,521,105.98/37,976,880 = 16,203,505.92/x
  3. Step 3: Cross multiply
    27,521,105.98x = 37,976,880 × 16,203,505.92
  4. Step 4: Simplify right side
    27,521,105.98x = 615,358,599,903,129.62
  5. Step 5: Solve for x
    x = 615,358,599,903,129.62/27,521,105.98
  6. Step 6: Final answer
    x = 22,359,515.65

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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.