Home / 5,173,487.96-7,138,287.42-3,136,798.04

Finding the Fourth Proportional to 5,173,487.96, 7,138,287.42 and 3,136,798.04

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Solution

The fourth proportional to 5,173,487.96, 7,138,287.42 and 3,136,798.04 is: 4,328,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,487.96 : 7,138,287.42 = 3,136,798.04 : x
  2. Step 2: Convert to fraction form
    5,173,487.96/7,138,287.42 = 3,136,798.04/x
  3. Step 3: Cross multiply
    5,173,487.96x = 7,138,287.42 × 3,136,798.04
  4. Step 4: Simplify right side
    5,173,487.96x = 22,391,365,988,012.66
  5. Step 5: Solve for x
    x = 22,391,365,988,012.66/5,173,487.96
  6. Step 6: Final answer
    x = 4,328,098.60

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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.