Home / 35,909,660.68-49,555,646.48-20,440,739.96

Finding the Fourth Proportional to 35,909,660.68, 49,555,646.48 and 20,440,739.96

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Solution

The fourth proportional to 35,909,660.68, 49,555,646.48 and 20,440,739.96 is: 28,208,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,909,660.68 : 49,555,646.48 = 20,440,739.96 : x
  2. Step 2: Convert to fraction form
    35,909,660.68/49,555,646.48 = 20,440,739.96/x
  3. Step 3: Cross multiply
    35,909,660.68x = 49,555,646.48 × 20,440,739.96
  4. Step 4: Simplify right side
    35,909,660.68x = 1,012,954,083,247,369.38
  5. Step 5: Solve for x
    x = 1,012,954,083,247,369.38/35,909,660.68
  6. Step 6: Final answer
    x = 28,208,400.30

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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.