Home / 42,952,012.75-64,438,106.56-14,198,147.36

Finding the Fourth Proportional to 42,952,012.75, 64,438,106.56 and 14,198,147.36

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Solution

The fourth proportional to 42,952,012.75, 64,438,106.56 and 14,198,147.36 is: 21,300,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,952,012.75 : 64,438,106.56 = 14,198,147.36 : x
  2. Step 2: Convert to fraction form
    42,952,012.75/64,438,106.56 = 14,198,147.36/x
  3. Step 3: Cross multiply
    42,952,012.75x = 64,438,106.56 × 14,198,147.36
  4. Step 4: Simplify right side
    42,952,012.75x = 914,901,732,538,262.62
  5. Step 5: Solve for x
    x = 914,901,732,538,262.62/42,952,012.75
  6. Step 6: Final answer
    x = 21,300,555.53

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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.