Home / 26,142,981.96-39,213,053.81-7,945,758.36

Finding the Fourth Proportional to 26,142,981.96, 39,213,053.81 and 7,945,758.36

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Solution

The fourth proportional to 26,142,981.96, 39,213,053.81 and 7,945,758.36 is: 11,918,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142,981.96 : 39,213,053.81 = 7,945,758.36 : x
  2. Step 2: Convert to fraction form
    26,142,981.96/39,213,053.81 = 7,945,758.36/x
  3. Step 3: Cross multiply
    26,142,981.96x = 39,213,053.81 × 7,945,758.36
  4. Step 4: Simplify right side
    26,142,981.96x = 311,577,449,955,736.50
  5. Step 5: Solve for x
    x = 311,577,449,955,736.50/26,142,981.96
  6. Step 6: Final answer
    x = 11,918,206.21

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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.