Home / 25,204,556.40-37,806,834.60-21,005,516.40

Finding the Fourth Proportional to 25,204,556.40, 37,806,834.60 and 21,005,516.40

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Solution

The fourth proportional to 25,204,556.40, 37,806,834.60 and 21,005,516.40 is: 31,508,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,204,556.40 : 37,806,834.60 = 21,005,516.40 : x
  2. Step 2: Convert to fraction form
    25,204,556.40/37,806,834.60 = 21,005,516.40/x
  3. Step 3: Cross multiply
    25,204,556.40x = 37,806,834.60 × 21,005,516.40
  4. Step 4: Simplify right side
    25,204,556.40x = 794,152,084,222,387.38
  5. Step 5: Solve for x
    x = 794,152,084,222,387.38/25,204,556.40
  6. Step 6: Final answer
    x = 31,508,274.60

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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.