Home / 31,574,081.76-47,361,118.44-11,881,910.12

Finding the Fourth Proportional to 31,574,081.76, 47,361,118.44 and 11,881,910.12

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Solution

The fourth proportional to 31,574,081.76, 47,361,118.44 and 11,881,910.12 is: 17,822,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,574,081.76 : 47,361,118.44 = 11,881,910.12 : x
  2. Step 2: Convert to fraction form
    31,574,081.76/47,361,118.44 = 11,881,910.12/x
  3. Step 3: Cross multiply
    31,574,081.76x = 47,361,118.44 × 11,881,910.12
  4. Step 4: Simplify right side
    31,574,081.76x = 562,740,552,486,754.56
  5. Step 5: Solve for x
    x = 562,740,552,486,754.56/31,574,081.76
  6. Step 6: Final answer
    x = 17,822,863.60

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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.