Home / 65,222,736.90-90,007,669.98-35,855,963.34

Finding the Fourth Proportional to 65,222,736.90, 90,007,669.98 and 35,855,963.34

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Solution

The fourth proportional to 65,222,736.90, 90,007,669.98 and 35,855,963.34 is: 49,481,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,222,736.90 : 90,007,669.98 = 35,855,963.34 : x
  2. Step 2: Convert to fraction form
    65,222,736.90/90,007,669.98 = 35,855,963.34/x
  3. Step 3: Cross multiply
    65,222,736.90x = 90,007,669.98 × 35,855,963.34
  4. Step 4: Simplify right side
    65,222,736.90x = 3,227,311,715,121,699
  5. Step 5: Solve for x
    x = 3,227,311,715,121,699/65,222,736.90
  6. Step 6: Final answer
    x = 49,481,390.52

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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.