Home / 8,051,306.80-12,078,515.40-2,371,716.40

Finding the Fourth Proportional to 8,051,306.80, 12,078,515.40 and 2,371,716.40

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Solution

The fourth proportional to 8,051,306.80, 12,078,515.40 and 2,371,716.40 is: 3,558,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,306.80 : 12,078,515.40 = 2,371,716.40 : x
  2. Step 2: Convert to fraction form
    8,051,306.80/12,078,515.40 = 2,371,716.40/x
  3. Step 3: Cross multiply
    8,051,306.80x = 12,078,515.40 × 2,371,716.40
  4. Step 4: Simplify right side
    8,051,306.80x = 28,646,813,061,832.56
  5. Step 5: Solve for x
    x = 28,646,813,061,832.56/8,051,306.80
  6. Step 6: Final answer
    x = 3,558,032.72

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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.