Home / 69,771,486.12-96,287,821.38-38,833,636.20

Finding the Fourth Proportional to 69,771,486.12, 96,287,821.38 and 38,833,636.20

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Solution

The fourth proportional to 69,771,486.12, 96,287,821.38 and 38,833,636.20 is: 53,592,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771,486.12 : 96,287,821.38 = 38,833,636.20 : x
  2. Step 2: Convert to fraction form
    69,771,486.12/96,287,821.38 = 38,833,636.20/x
  3. Step 3: Cross multiply
    69,771,486.12x = 96,287,821.38 × 38,833,636.20
  4. Step 4: Simplify right side
    69,771,486.12x = 3,739,206,225,961,502
  5. Step 5: Solve for x
    x = 3,739,206,225,961,502/69,771,486.12
  6. Step 6: Final answer
    x = 53,592,182.62

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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.