Home / 40,513,305.67-55,907,839.24-23,109,941.52

Finding the Fourth Proportional to 40,513,305.67, 55,907,839.24 and 23,109,941.52

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Solution

The fourth proportional to 40,513,305.67, 55,907,839.24 and 23,109,941.52 is: 31,891,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513,305.67 : 55,907,839.24 = 23,109,941.52 : x
  2. Step 2: Convert to fraction form
    40,513,305.67/55,907,839.24 = 23,109,941.52/x
  3. Step 3: Cross multiply
    40,513,305.67x = 55,907,839.24 × 23,109,941.52
  4. Step 4: Simplify right side
    40,513,305.67x = 1,292,026,895,288,186.25
  5. Step 5: Solve for x
    x = 1,292,026,895,288,186.25/40,513,305.67
  6. Step 6: Final answer
    x = 31,891,421.20

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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.