Home / 5,387,767.80-8,081,651.70-5,122,047.30

Finding the Fourth Proportional to 5,387,767.80, 8,081,651.70 and 5,122,047.30

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Solution

The fourth proportional to 5,387,767.80, 8,081,651.70 and 5,122,047.30 is: 7,683,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,767.80 : 8,081,651.70 = 5,122,047.30 : x
  2. Step 2: Convert to fraction form
    5,387,767.80/8,081,651.70 = 5,122,047.30/x
  3. Step 3: Cross multiply
    5,387,767.80x = 8,081,651.70 × 5,122,047.30
  4. Step 4: Simplify right side
    5,387,767.80x = 41,394,602,269,525.41
  5. Step 5: Solve for x
    x = 41,394,602,269,525.41/5,387,767.80
  6. Step 6: Final answer
    x = 7,683,070.95

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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.