Home / 31,599,619.38-47,357,811.56-13,381,271.73

Finding the Fourth Proportional to 31,599,619.38, 47,357,811.56 and 13,381,271.73

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Solution

The fourth proportional to 31,599,619.38, 47,357,811.56 and 13,381,271.73 is: 20,054,284.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,619.38 : 47,357,811.56 = 13,381,271.73 : x
  2. Step 2: Convert to fraction form
    31,599,619.38/47,357,811.56 = 13,381,271.73/x
  3. Step 3: Cross multiply
    31,599,619.38x = 47,357,811.56 × 13,381,271.73
  4. Step 4: Simplify right side
    31,599,619.38x = 633,707,744,955,588.88
  5. Step 5: Solve for x
    x = 633,707,744,955,588.88/31,599,619.38
  6. Step 6: Final answer
    x = 20,054,284.11

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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.