Home / 21,260,733-29,348,880.71-14,295,447.83

Finding the Fourth Proportional to 21,260,733, 29,348,880.71 and 14,295,447.83

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Solution

The fourth proportional to 21,260,733, 29,348,880.71 and 14,295,447.83 is: 19,733,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,733 : 29,348,880.71 = 14,295,447.83 : x
  2. Step 2: Convert to fraction form
    21,260,733/29,348,880.71 = 14,295,447.83/x
  3. Step 3: Cross multiply
    21,260,733x = 29,348,880.71 × 14,295,447.83
  4. Step 4: Simplify right side
    21,260,733x = 419,555,392,840,476.69
  5. Step 5: Solve for x
    x = 419,555,392,840,476.69/21,260,733
  6. Step 6: Final answer
    x = 19,733,815.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.