Home / 15,471,676.94-21,351,490.34-9,277,732.08

Finding the Fourth Proportional to 15,471,676.94, 21,351,490.34 and 9,277,732.08

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Solution

The fourth proportional to 15,471,676.94, 21,351,490.34 and 9,277,732.08 is: 12,803,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,676.94 : 21,351,490.34 = 9,277,732.08 : x
  2. Step 2: Convert to fraction form
    15,471,676.94/21,351,490.34 = 9,277,732.08/x
  3. Step 3: Cross multiply
    15,471,676.94x = 21,351,490.34 × 9,277,732.08
  4. Step 4: Simplify right side
    15,471,676.94x = 198,093,406,836,839.47
  5. Step 5: Solve for x
    x = 198,093,406,836,839.47/15,471,676.94
  6. Step 6: Final answer
    x = 12,803,615.77

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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.