Home / 7,618,538.12-10,513,711.59-4,181,099

Finding the Fourth Proportional to 7,618,538.12, 10,513,711.59 and 4,181,099

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Solution

The fourth proportional to 7,618,538.12, 10,513,711.59 and 4,181,099 is: 5,769,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,538.12 : 10,513,711.59 = 4,181,099 : x
  2. Step 2: Convert to fraction form
    7,618,538.12/10,513,711.59 = 4,181,099/x
  3. Step 3: Cross multiply
    7,618,538.12x = 10,513,711.59 × 4,181,099
  4. Step 4: Simplify right side
    7,618,538.12x = 43,958,869,015,237.41
  5. Step 5: Solve for x
    x = 43,958,869,015,237.41/7,618,538.12
  6. Step 6: Final answer
    x = 5,769,987.41

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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.