Home / 45,361,570.90-68,042,356.35-40,684,890.10

Finding the Fourth Proportional to 45,361,570.90, 68,042,356.35 and 40,684,890.10

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Solution

The fourth proportional to 45,361,570.90, 68,042,356.35 and 40,684,890.10 is: 61,027,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,570.90 : 68,042,356.35 = 40,684,890.10 : x
  2. Step 2: Convert to fraction form
    45,361,570.90/68,042,356.35 = 40,684,890.10/x
  3. Step 3: Cross multiply
    45,361,570.90x = 68,042,356.35 × 40,684,890.10
  4. Step 4: Simplify right side
    45,361,570.90x = 2,768,295,790,244,787
  5. Step 5: Solve for x
    x = 2,768,295,790,244,787/45,361,570.90
  6. Step 6: Final answer
    x = 61,027,335.15

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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.