Home / 35,642,305.13-49,180,762.81-20,760,078.43

Finding the Fourth Proportional to 35,642,305.13, 49,180,762.81 and 20,760,078.43

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Solution

The fourth proportional to 35,642,305.13, 49,180,762.81 and 20,760,078.43 is: 28,645,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642,305.13 : 49,180,762.81 = 20,760,078.43 : x
  2. Step 2: Convert to fraction form
    35,642,305.13/49,180,762.81 = 20,760,078.43/x
  3. Step 3: Cross multiply
    35,642,305.13x = 49,180,762.81 × 20,760,078.43
  4. Step 4: Simplify right side
    35,642,305.13x = 1,020,996,493,270,253.25
  5. Step 5: Solve for x
    x = 1,020,996,493,270,253.25/35,642,305.13
  6. Step 6: Final answer
    x = 28,645,635.84

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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.