Home / 31,731,716.20-47,597,574.30-7,797,188.20

Finding the Fourth Proportional to 31,731,716.20, 47,597,574.30 and 7,797,188.20

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Solution

The fourth proportional to 31,731,716.20, 47,597,574.30 and 7,797,188.20 is: 11,695,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731,716.20 : 47,597,574.30 = 7,797,188.20 : x
  2. Step 2: Convert to fraction form
    31,731,716.20/47,597,574.30 = 7,797,188.20/x
  3. Step 3: Cross multiply
    31,731,716.20x = 47,597,574.30 × 7,797,188.20
  4. Step 4: Simplify right side
    31,731,716.20x = 371,127,244,680,583.25
  5. Step 5: Solve for x
    x = 371,127,244,680,583.25/31,731,716.20
  6. Step 6: Final answer
    x = 11,695,782.30

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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.