Home / 12,132,823.83-16,743,710.04-7,175,514.69

Finding the Fourth Proportional to 12,132,823.83, 16,743,710.04 and 7,175,514.69

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Solution

The fourth proportional to 12,132,823.83, 16,743,710.04 and 7,175,514.69 is: 9,902,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,823.83 : 16,743,710.04 = 7,175,514.69 : x
  2. Step 2: Convert to fraction form
    12,132,823.83/16,743,710.04 = 7,175,514.69/x
  3. Step 3: Cross multiply
    12,132,823.83x = 16,743,710.04 × 7,175,514.69
  4. Step 4: Simplify right side
    12,132,823.83x = 120,144,737,357,120.48
  5. Step 5: Solve for x
    x = 120,144,737,357,120.48/12,132,823.83
  6. Step 6: Final answer
    x = 9,902,454.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.