Home / 51,840,404.30-77,760,606.45-31,433,069.90

Finding the Fourth Proportional to 51,840,404.30, 77,760,606.45 and 31,433,069.90

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Solution

The fourth proportional to 51,840,404.30, 77,760,606.45 and 31,433,069.90 is: 47,149,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,404.30 : 77,760,606.45 = 31,433,069.90 : x
  2. Step 2: Convert to fraction form
    51,840,404.30/77,760,606.45 = 31,433,069.90/x
  3. Step 3: Cross multiply
    51,840,404.30x = 77,760,606.45 × 31,433,069.90
  4. Step 4: Simplify right side
    51,840,404.30x = 2,444,254,578,009,241
  5. Step 5: Solve for x
    x = 2,444,254,578,009,241/51,840,404.30
  6. Step 6: Final answer
    x = 47,149,604.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.