Home / 7,618,531.01-10,513,055.21-4,180,993.48

Finding the Fourth Proportional to 7,618,531.01, 10,513,055.21 and 4,180,993.48

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Solution

The fourth proportional to 7,618,531.01, 10,513,055.21 and 4,180,993.48 is: 5,769,486.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,531.01 : 10,513,055.21 = 4,180,993.48 : x
  2. Step 2: Convert to fraction form
    7,618,531.01/10,513,055.21 = 4,180,993.48/x
  3. Step 3: Cross multiply
    7,618,531.01x = 10,513,055.21 × 4,180,993.48
  4. Step 4: Simplify right side
    7,618,531.01x = 43,955,015,287,890.03
  5. Step 5: Solve for x
    x = 43,955,015,287,890.03/7,618,531.01
  6. Step 6: Final answer
    x = 5,769,486.96

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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.