Home / 21,652,884.91-32,486,578.56-7,080,476.43

Finding the Fourth Proportional to 21,652,884.91, 32,486,578.56 and 7,080,476.43

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Solution

The fourth proportional to 21,652,884.91, 32,486,578.56 and 7,080,476.43 is: 10,623,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652,884.91 : 32,486,578.56 = 7,080,476.43 : x
  2. Step 2: Convert to fraction form
    21,652,884.91/32,486,578.56 = 7,080,476.43/x
  3. Step 3: Cross multiply
    21,652,884.91x = 32,486,578.56 × 7,080,476.43
  4. Step 4: Simplify right side
    21,652,884.91x = 230,020,453,907,248
  5. Step 5: Solve for x
    x = 230,020,453,907,248/21,652,884.91
  6. Step 6: Final answer
    x = 10,623,085.79

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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.