Home / 31,777,813.53-43,853,206.40-17,839,164.95

Finding the Fourth Proportional to 31,777,813.53, 43,853,206.40 and 17,839,164.95

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Solution

The fourth proportional to 31,777,813.53, 43,853,206.40 and 17,839,164.95 is: 24,617,948.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777,813.53 : 43,853,206.40 = 17,839,164.95 : x
  2. Step 2: Convert to fraction form
    31,777,813.53/43,853,206.40 = 17,839,164.95/x
  3. Step 3: Cross multiply
    31,777,813.53x = 43,853,206.40 × 17,839,164.95
  4. Step 4: Simplify right side
    31,777,813.53x = 782,304,582,247,533.88
  5. Step 5: Solve for x
    x = 782,304,582,247,533.88/31,777,813.53
  6. Step 6: Final answer
    x = 24,617,948.67

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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.