Home / 30,417,370.11-41,977,651.68-17,368,820.51

Finding the Fourth Proportional to 30,417,370.11, 41,977,651.68 and 17,368,820.51

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Solution

The fourth proportional to 30,417,370.11, 41,977,651.68 and 17,368,820.51 is: 23,969,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,417,370.11 : 41,977,651.68 = 17,368,820.51 : x
  2. Step 2: Convert to fraction form
    30,417,370.11/41,977,651.68 = 17,368,820.51/x
  3. Step 3: Cross multiply
    30,417,370.11x = 41,977,651.68 × 17,368,820.51
  4. Step 4: Simplify right side
    30,417,370.11x = 729,102,297,251,331.62
  5. Step 5: Solve for x
    x = 729,102,297,251,331.62/30,417,370.11
  6. Step 6: Final answer
    x = 23,969,932.13

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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.