Home / 30,297,799.97-41,811,995.74-17,918,505.17

Finding the Fourth Proportional to 30,297,799.97, 41,811,995.74 and 17,918,505.17

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Solution

The fourth proportional to 30,297,799.97, 41,811,995.74 and 17,918,505.17 is: 24,728,147.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,297,799.97 : 41,811,995.74 = 17,918,505.17 : x
  2. Step 2: Convert to fraction form
    30,297,799.97/41,811,995.74 = 17,918,505.17/x
  3. Step 3: Cross multiply
    30,297,799.97x = 41,811,995.74 × 17,918,505.17
  4. Step 4: Simplify right side
    30,297,799.97x = 749,208,462,006,936.50
  5. Step 5: Solve for x
    x = 749,208,462,006,936.50/30,297,799.97
  6. Step 6: Final answer
    x = 24,728,147.35

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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.