Home / 67,429,783.12-101,103,714.60-26,440,112.56

Finding the Fourth Proportional to 67,429,783.12, 101,103,714.60 and 26,440,112.56

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Solution

The fourth proportional to 67,429,783.12, 101,103,714.60 and 26,440,112.56 is: 39,644,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,429,783.12 : 101,103,714.60 = 26,440,112.56 : x
  2. Step 2: Convert to fraction form
    67,429,783.12/101,103,714.60 = 26,440,112.56/x
  3. Step 3: Cross multiply
    67,429,783.12x = 101,103,714.60 × 26,440,112.56
  4. Step 4: Simplify right side
    67,429,783.12x = 2,673,193,594,258,115
  5. Step 5: Solve for x
    x = 2,673,193,594,258,115/67,429,783.12
  6. Step 6: Final answer
    x = 39,644,107.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.