Home / 8,921,732.82-12,311,590.05-5,054,175.06

Finding the Fourth Proportional to 8,921,732.82, 12,311,590.05 and 5,054,175.06

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Solution

The fourth proportional to 8,921,732.82, 12,311,590.05 and 5,054,175.06 is: 6,974,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,732.82 : 12,311,590.05 = 5,054,175.06 : x
  2. Step 2: Convert to fraction form
    8,921,732.82/12,311,590.05 = 5,054,175.06/x
  3. Step 3: Cross multiply
    8,921,732.82x = 12,311,590.05 × 5,054,175.06
  4. Step 4: Simplify right side
    8,921,732.82x = 62,224,931,379,654.15
  5. Step 5: Solve for x
    x = 62,224,931,379,654.15/8,921,732.82
  6. Step 6: Final answer
    x = 6,974,534.28

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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.