Home / 12,100,987.62-16,699,148.73-6,594,411.78

Finding the Fourth Proportional to 12,100,987.62, 16,699,148.73 and 6,594,411.78

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Solution

The fourth proportional to 12,100,987.62, 16,699,148.73 and 6,594,411.78 is: 9,100,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100,987.62 : 16,699,148.73 = 6,594,411.78 : x
  2. Step 2: Convert to fraction form
    12,100,987.62/16,699,148.73 = 6,594,411.78/x
  3. Step 3: Cross multiply
    12,100,987.62x = 16,699,148.73 × 6,594,411.78
  4. Step 4: Simplify right side
    12,100,987.62x = 110,121,063,101,084.05
  5. Step 5: Solve for x
    x = 110,121,063,101,084.05/12,100,987.62
  6. Step 6: Final answer
    x = 9,100,171.54

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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.