Home / 21,260,582.25-31,895,941.95-6,883,654.38

Finding the Fourth Proportional to 21,260,582.25, 31,895,941.95 and 6,883,654.38

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Solution

The fourth proportional to 21,260,582.25, 31,895,941.95 and 6,883,654.38 is: 10,327,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,582.25 : 31,895,941.95 = 6,883,654.38 : x
  2. Step 2: Convert to fraction form
    21,260,582.25/31,895,941.95 = 6,883,654.38/x
  3. Step 3: Cross multiply
    21,260,582.25x = 31,895,941.95 × 6,883,654.38
  4. Step 4: Simplify right side
    21,260,582.25x = 219,560,640,508,343.22
  5. Step 5: Solve for x
    x = 219,560,640,508,343.22/21,260,582.25
  6. Step 6: Final answer
    x = 10,327,122.65

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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.