Home / 45,517,072.80-68,275,609.20-13,170,030.60

Finding the Fourth Proportional to 45,517,072.80, 68,275,609.20 and 13,170,030.60

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Solution

The fourth proportional to 45,517,072.80, 68,275,609.20 and 13,170,030.60 is: 19,755,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,517,072.80 : 68,275,609.20 = 13,170,030.60 : x
  2. Step 2: Convert to fraction form
    45,517,072.80/68,275,609.20 = 13,170,030.60/x
  3. Step 3: Cross multiply
    45,517,072.80x = 68,275,609.20 × 13,170,030.60
  4. Step 4: Simplify right side
    45,517,072.80x = 899,191,862,397,641.50
  5. Step 5: Solve for x
    x = 899,191,862,397,641.50/45,517,072.80
  6. Step 6: Final answer
    x = 19,755,045.90

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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.