Home / 9,919,920.15-13,690,983.89-6,054,687.43

Finding the Fourth Proportional to 9,919,920.15, 13,690,983.89 and 6,054,687.43

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Solution

The fourth proportional to 9,919,920.15, 13,690,983.89 and 6,054,687.43 is: 8,356,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,920.15 : 13,690,983.89 = 6,054,687.43 : x
  2. Step 2: Convert to fraction form
    9,919,920.15/13,690,983.89 = 6,054,687.43/x
  3. Step 3: Cross multiply
    9,919,920.15x = 13,690,983.89 × 6,054,687.43
  4. Step 4: Simplify right side
    9,919,920.15x = 82,894,628,044,024.77
  5. Step 5: Solve for x
    x = 82,894,628,044,024.77/9,919,920.15
  6. Step 6: Final answer
    x = 8,356,380.57

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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.