Home / 21,851,594.12-30,155,029.92-12,062,041.44

Finding the Fourth Proportional to 21,851,594.12, 30,155,029.92 and 12,062,041.44

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Solution

The fourth proportional to 21,851,594.12, 30,155,029.92 and 12,062,041.44 is: 16,645,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851,594.12 : 30,155,029.92 = 12,062,041.44 : x
  2. Step 2: Convert to fraction form
    21,851,594.12/30,155,029.92 = 12,062,041.44/x
  3. Step 3: Cross multiply
    21,851,594.12x = 30,155,029.92 × 12,062,041.44
  4. Step 4: Simplify right side
    21,851,594.12x = 363,731,220,519,479.88
  5. Step 5: Solve for x
    x = 363,731,220,519,479.88/21,851,594.12
  6. Step 6: Final answer
    x = 16,645,523.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.