Home / 44,290,622.80-66,445,265.40-18,718,469.20

Finding the Fourth Proportional to 44,290,622.80, 66,445,265.40 and 18,718,469.20

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Solution

The fourth proportional to 44,290,622.80, 66,445,265.40 and 18,718,469.20 is: 28,081,647.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,290,622.80 : 66,445,265.40 = 18,718,469.20 : x
  2. Step 2: Convert to fraction form
    44,290,622.80/66,445,265.40 = 18,718,469.20/x
  3. Step 3: Cross multiply
    44,290,622.80x = 66,445,265.40 × 18,718,469.20
  4. Step 4: Simplify right side
    44,290,622.80x = 1,243,753,653,875,725.50
  5. Step 5: Solve for x
    x = 1,243,753,653,875,725.50/44,290,622.80
  6. Step 6: Final answer
    x = 28,081,647.43

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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.