Home / 66,142,677.33-91,282,001.90-39,682,023.39

Finding the Fourth Proportional to 66,142,677.33, 91,282,001.90 and 39,682,023.39

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Solution

The fourth proportional to 66,142,677.33, 91,282,001.90 and 39,682,023.39 is: 54,764,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,142,677.33 : 91,282,001.90 = 39,682,023.39 : x
  2. Step 2: Convert to fraction form
    66,142,677.33/91,282,001.90 = 39,682,023.39/x
  3. Step 3: Cross multiply
    66,142,677.33x = 91,282,001.90 × 39,682,023.39
  4. Step 4: Simplify right side
    66,142,677.33x = 3,622,254,534,283,414
  5. Step 5: Solve for x
    x = 3,622,254,534,283,414/66,142,677.33
  6. Step 6: Final answer
    x = 54,764,256.31

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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.