Home / 22,972,741.65-31,701,972.92-12,518,848.80

Finding the Fourth Proportional to 22,972,741.65, 31,701,972.92 and 12,518,848.80

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Solution

The fourth proportional to 22,972,741.65, 31,701,972.92 and 12,518,848.80 is: 17,275,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972,741.65 : 31,701,972.92 = 12,518,848.80 : x
  2. Step 2: Convert to fraction form
    22,972,741.65/31,701,972.92 = 12,518,848.80/x
  3. Step 3: Cross multiply
    22,972,741.65x = 31,701,972.92 × 12,518,848.80
  4. Step 4: Simplify right side
    22,972,741.65x = 396,872,205,584,580.25
  5. Step 5: Solve for x
    x = 396,872,205,584,580.25/22,972,741.65
  6. Step 6: Final answer
    x = 17,275,787.61

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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.