Home / 84,531,881.31-126,709,324.39-35,375,898.30

Finding the Fourth Proportional to 84,531,881.31, 126,709,324.39 and 35,375,898.30

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Solution

The fourth proportional to 84,531,881.31, 126,709,324.39 and 35,375,898.30 is: 53,026,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,531,881.31 : 126,709,324.39 = 35,375,898.30 : x
  2. Step 2: Convert to fraction form
    84,531,881.31/126,709,324.39 = 35,375,898.30/x
  3. Step 3: Cross multiply
    84,531,881.31x = 126,709,324.39 × 35,375,898.30
  4. Step 4: Simplify right side
    84,531,881.31x = 4,482,456,173,517,596.50
  5. Step 5: Solve for x
    x = 4,482,456,173,517,596.50/84,531,881.31
  6. Step 6: Final answer
    x = 53,026,811.94

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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.