Home / 21,204,780.72-31,807,166.22-6,058,712.40

Finding the Fourth Proportional to 21,204,780.72, 31,807,166.22 and 6,058,712.40

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Solution

The fourth proportional to 21,204,780.72, 31,807,166.22 and 6,058,712.40 is: 9,088,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,204,780.72 : 31,807,166.22 = 6,058,712.40 : x
  2. Step 2: Convert to fraction form
    21,204,780.72/31,807,166.22 = 6,058,712.40/x
  3. Step 3: Cross multiply
    21,204,780.72x = 31,807,166.22 × 6,058,712.40
  4. Step 4: Simplify right side
    21,204,780.72x = 192,710,472,385,975.12
  5. Step 5: Solve for x
    x = 192,710,472,385,975.12/21,204,780.72
  6. Step 6: Final answer
    x = 9,088,067.21

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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.