Home / 69,850,321.92-96,396,348.48-38,910,482.88

Finding the Fourth Proportional to 69,850,321.92, 96,396,348.48 and 38,910,482.88

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Solution

The fourth proportional to 69,850,321.92, 96,396,348.48 and 38,910,482.88 is: 53,698,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,850,321.92 : 96,396,348.48 = 38,910,482.88 : x
  2. Step 2: Convert to fraction form
    69,850,321.92/96,396,348.48 = 38,910,482.88/x
  3. Step 3: Cross multiply
    69,850,321.92x = 96,396,348.48 × 38,910,482.88
  4. Step 4: Simplify right side
    69,850,321.92x = 3,750,828,467,225,554.50
  5. Step 5: Solve for x
    x = 3,750,828,467,225,554.50/69,850,321.92
  6. Step 6: Final answer
    x = 53,698,084.19

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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.