Home / 52,116,165.48-71,928,929.97-28,918,765.83

Finding the Fourth Proportional to 52,116,165.48, 71,928,929.97 and 28,918,765.83

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Solution

The fourth proportional to 52,116,165.48, 71,928,929.97 and 28,918,765.83 is: 39,912,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,116,165.48 : 71,928,929.97 = 28,918,765.83 : x
  2. Step 2: Convert to fraction form
    52,116,165.48/71,928,929.97 = 28,918,765.83/x
  3. Step 3: Cross multiply
    52,116,165.48x = 71,928,929.97 × 28,918,765.83
  4. Step 4: Simplify right side
    52,116,165.48x = 2,080,095,882,204,898.75
  5. Step 5: Solve for x
    x = 2,080,095,882,204,898.75/52,116,165.48
  6. Step 6: Final answer
    x = 39,912,680.89

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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.