Home / 31,236,203.58-43,105,420.50-17,297,282.40

Finding the Fourth Proportional to 31,236,203.58, 43,105,420.50 and 17,297,282.40

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Solution

The fourth proportional to 31,236,203.58, 43,105,420.50 and 17,297,282.40 is: 23,869,950.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,236,203.58 : 43,105,420.50 = 17,297,282.40 : x
  2. Step 2: Convert to fraction form
    31,236,203.58/43,105,420.50 = 17,297,282.40/x
  3. Step 3: Cross multiply
    31,236,203.58x = 43,105,420.50 × 17,297,282.40
  4. Step 4: Simplify right side
    31,236,203.58x = 745,606,631,359,249.12
  5. Step 5: Solve for x
    x = 745,606,631,359,249.12/31,236,203.58
  6. Step 6: Final answer
    x = 23,869,950.44

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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.