Home / 20,620,444.49-30,957,698.96-13,827,414.08

Finding the Fourth Proportional to 20,620,444.49, 30,957,698.96 and 13,827,414.08

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Solution

The fourth proportional to 20,620,444.49, 30,957,698.96 and 13,827,414.08 is: 20,759,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620,444.49 : 30,957,698.96 = 13,827,414.08 : x
  2. Step 2: Convert to fraction form
    20,620,444.49/30,957,698.96 = 13,827,414.08/x
  3. Step 3: Cross multiply
    20,620,444.49x = 30,957,698.96 × 13,827,414.08
  4. Step 4: Simplify right side
    20,620,444.49x = 428,064,922,259,979.75
  5. Step 5: Solve for x
    x = 428,064,922,259,979.75/20,620,444.49
  6. Step 6: Final answer
    x = 20,759,248.06

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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.