Home / 21,336,907.60-31,973,031.87-14,122,596.02

Finding the Fourth Proportional to 21,336,907.60, 31,973,031.87 and 14,122,596.02

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Solution

The fourth proportional to 21,336,907.60, 31,973,031.87 and 14,122,596.02 is: 21,162,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336,907.60 : 31,973,031.87 = 14,122,596.02 : x
  2. Step 2: Convert to fraction form
    21,336,907.60/31,973,031.87 = 14,122,596.02/x
  3. Step 3: Cross multiply
    21,336,907.60x = 31,973,031.87 × 14,122,596.02
  4. Step 4: Simplify right side
    21,336,907.60x = 451,542,212,661,568.06
  5. Step 5: Solve for x
    x = 451,542,212,661,568.06/21,336,907.60
  6. Step 6: Final answer
    x = 21,162,495.58

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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.