Home / 7,458,899.85-11,187,242.51-2,066,988.11

Finding the Fourth Proportional to 7,458,899.85, 11,187,242.51 and 2,066,988.11

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Solution

The fourth proportional to 7,458,899.85, 11,187,242.51 and 2,066,988.11 is: 3,100,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,899.85 : 11,187,242.51 = 2,066,988.11 : x
  2. Step 2: Convert to fraction form
    7,458,899.85/11,187,242.51 = 2,066,988.11/x
  3. Step 3: Cross multiply
    7,458,899.85x = 11,187,242.51 × 2,066,988.11
  4. Step 4: Simplify right side
    7,458,899.85x = 23,123,897,185,585.41
  5. Step 5: Solve for x
    x = 23,123,897,185,585.41/7,458,899.85
  6. Step 6: Final answer
    x = 3,100,175.31

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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.