Home / 21,359,080.86-32,040,115.80-10,573,485.78

Finding the Fourth Proportional to 21,359,080.86, 32,040,115.80 and 10,573,485.78

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Solution

The fourth proportional to 21,359,080.86, 32,040,115.80 and 10,573,485.78 is: 15,860,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359,080.86 : 32,040,115.80 = 10,573,485.78 : x
  2. Step 2: Convert to fraction form
    21,359,080.86/32,040,115.80 = 10,573,485.78/x
  3. Step 3: Cross multiply
    21,359,080.86x = 32,040,115.80 × 10,573,485.78
  4. Step 4: Simplify right side
    21,359,080.86x = 338,775,708,800,853.31
  5. Step 5: Solve for x
    x = 338,775,708,800,853.31/21,359,080.86
  6. Step 6: Final answer
    x = 15,860,968.50

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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.