Home / 34,538,658.88-47,667,528.90-19,657,601.21

Finding the Fourth Proportional to 34,538,658.88, 47,667,528.90 and 19,657,601.21

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Solution

The fourth proportional to 34,538,658.88, 47,667,528.90 and 19,657,601.21 is: 27,129,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,538,658.88 : 47,667,528.90 = 19,657,601.21 : x
  2. Step 2: Convert to fraction form
    34,538,658.88/47,667,528.90 = 19,657,601.21/x
  3. Step 3: Cross multiply
    34,538,658.88x = 47,667,528.90 × 19,657,601.21
  4. Step 4: Simplify right side
    34,538,658.88x = 937,029,273,901,518.75
  5. Step 5: Solve for x
    x = 937,029,273,901,518.75/34,538,658.88
  6. Step 6: Final answer
    x = 27,129,868.51

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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.