Home / 34,181,799.49-47,170,879.50-18,500,821.30

Finding the Fourth Proportional to 34,181,799.49, 47,170,879.50 and 18,500,821.30

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Solution

The fourth proportional to 34,181,799.49, 47,170,879.50 and 18,500,821.30 is: 25,531,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181,799.49 : 47,170,879.50 = 18,500,821.30 : x
  2. Step 2: Convert to fraction form
    34,181,799.49/47,170,879.50 = 18,500,821.30/x
  3. Step 3: Cross multiply
    34,181,799.49x = 47,170,879.50 × 18,500,821.30
  4. Step 4: Simplify right side
    34,181,799.49x = 872,700,012,193,333.38
  5. Step 5: Solve for x
    x = 872,700,012,193,333.38/34,181,799.49
  6. Step 6: Final answer
    x = 25,531,131.34

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1.5x scale

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.