Home / 72,326,248.45-108,489,077.43-26,268,028.45

Finding the Fourth Proportional to 72,326,248.45, 108,489,077.43 and 26,268,028.45

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Solution

The fourth proportional to 72,326,248.45, 108,489,077.43 and 26,268,028.45 is: 39,401,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,326,248.45 : 108,489,077.43 = 26,268,028.45 : x
  2. Step 2: Convert to fraction form
    72,326,248.45/108,489,077.43 = 26,268,028.45/x
  3. Step 3: Cross multiply
    72,326,248.45x = 108,489,077.43 × 26,268,028.45
  4. Step 4: Simplify right side
    72,326,248.45x = 2,849,794,172,075,765
  5. Step 5: Solve for x
    x = 2,849,794,172,075,765/72,326,248.45
  6. Step 6: Final answer
    x = 39,401,935.44

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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.