Home / 69,547,649.10-104,321,473.65-18,437,556.30

Finding the Fourth Proportional to 69,547,649.10, 104,321,473.65 and 18,437,556.30

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Solution

The fourth proportional to 69,547,649.10, 104,321,473.65 and 18,437,556.30 is: 27,656,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,547,649.10 : 104,321,473.65 = 18,437,556.30 : x
  2. Step 2: Convert to fraction form
    69,547,649.10/104,321,473.65 = 18,437,556.30/x
  3. Step 3: Cross multiply
    69,547,649.10x = 104,321,473.65 × 18,437,556.30
  4. Step 4: Simplify right side
    69,547,649.10x = 1,923,433,043,720,841.75
  5. Step 5: Solve for x
    x = 1,923,433,043,720,841.75/69,547,649.10
  6. Step 6: Final answer
    x = 27,656,334.45

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Similar ratio
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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.