Home / 69,976,076.20-96,555,027.72-40,600,674.91

Finding the Fourth Proportional to 69,976,076.20, 96,555,027.72 and 40,600,674.91

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Solution

The fourth proportional to 69,976,076.20, 96,555,027.72 and 40,600,674.91 is: 56,021,993.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,976,076.20 : 96,555,027.72 = 40,600,674.91 : x
  2. Step 2: Convert to fraction form
    69,976,076.20/96,555,027.72 = 40,600,674.91/x
  3. Step 3: Cross multiply
    69,976,076.20x = 96,555,027.72 × 40,600,674.91
  4. Step 4: Simplify right side
    69,976,076.20x = 3,920,199,291,385,758
  5. Step 5: Solve for x
    x = 3,920,199,291,385,758/69,976,076.20
  6. Step 6: Final answer
    x = 56,021,993.58

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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.