Home / 26,958,656.40-40,410,428.40-13,290,781.20

Finding the Fourth Proportional to 26,958,656.40, 40,410,428.40 and 13,290,781.20

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Solution

The fourth proportional to 26,958,656.40, 40,410,428.40 and 13,290,781.20 is: 19,922,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958,656.40 : 40,410,428.40 = 13,290,781.20 : x
  2. Step 2: Convert to fraction form
    26,958,656.40/40,410,428.40 = 13,290,781.20/x
  3. Step 3: Cross multiply
    26,958,656.40x = 40,410,428.40 × 13,290,781.20
  4. Step 4: Simplify right side
    26,958,656.40x = 537,086,162,062,666
  5. Step 5: Solve for x
    x = 537,086,162,062,666/26,958,656.40
  6. Step 6: Final answer
    x = 19,922,586.43

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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.