Home / 84,262,623.36-126,358,045.92-33,108,758.88

Finding the Fourth Proportional to 84,262,623.36, 126,358,045.92 and 33,108,758.88

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Solution

The fourth proportional to 84,262,623.36, 126,358,045.92 and 33,108,758.88 is: 49,649,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,262,623.36 : 126,358,045.92 = 33,108,758.88 : x
  2. Step 2: Convert to fraction form
    84,262,623.36/126,358,045.92 = 33,108,758.88/x
  3. Step 3: Cross multiply
    84,262,623.36x = 126,358,045.92 × 33,108,758.88
  4. Step 4: Simplify right side
    84,262,623.36x = 4,183,558,074,913,247.50
  5. Step 5: Solve for x
    x = 4,183,558,074,913,247.50/84,262,623.36
  6. Step 6: Final answer
    x = 49,649,036.64

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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.