Home / 21,359,077.89-32,040,111.27-10,573,482.78

Finding the Fourth Proportional to 21,359,077.89, 32,040,111.27 and 10,573,482.78

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Solution

The fourth proportional to 21,359,077.89, 32,040,111.27 and 10,573,482.78 is: 15,860,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359,077.89 : 32,040,111.27 = 10,573,482.78 : x
  2. Step 2: Convert to fraction form
    21,359,077.89/32,040,111.27 = 10,573,482.78/x
  3. Step 3: Cross multiply
    21,359,077.89x = 32,040,111.27 × 10,573,482.78
  4. Step 4: Simplify right side
    21,359,077.89x = 338,775,564,782,628.88
  5. Step 5: Solve for x
    x = 338,775,564,782,628.88/21,359,077.89
  6. Step 6: Final answer
    x = 15,860,963.97

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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.