Home / 31,386,808.58-47,081,096.37-8,667,705.83

Finding the Fourth Proportional to 31,386,808.58, 47,081,096.37 and 8,667,705.83

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Solution

The fourth proportional to 31,386,808.58, 47,081,096.37 and 8,667,705.83 is: 13,001,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386,808.58 : 47,081,096.37 = 8,667,705.83 : x
  2. Step 2: Convert to fraction form
    31,386,808.58/47,081,096.37 = 8,667,705.83/x
  3. Step 3: Cross multiply
    31,386,808.58x = 47,081,096.37 × 8,667,705.83
  4. Step 4: Simplify right side
    31,386,808.58x = 408,085,093,253,635.31
  5. Step 5: Solve for x
    x = 408,085,093,253,635.31/31,386,808.58
  6. Step 6: Final answer
    x = 13,001,802.72

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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.