Home / 22,615,833.88-31,209,827.10-12,302,532.36

Finding the Fourth Proportional to 22,615,833.88, 31,209,827.10 and 12,302,532.36

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Solution

The fourth proportional to 22,615,833.88, 31,209,827.10 and 12,302,532.36 is: 16,977,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,833.88 : 31,209,827.10 = 12,302,532.36 : x
  2. Step 2: Convert to fraction form
    22,615,833.88/31,209,827.10 = 12,302,532.36/x
  3. Step 3: Cross multiply
    22,615,833.88x = 31,209,827.10 × 12,302,532.36
  4. Step 4: Simplify right side
    22,615,833.88x = 383,959,907,847,754.94
  5. Step 5: Solve for x
    x = 383,959,907,847,754.94/22,615,833.88
  6. Step 6: Final answer
    x = 16,977,481.79

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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.