Home / 10,360,642.80-15,540,964.20-8,093,161.20

Finding the Fourth Proportional to 10,360,642.80, 15,540,964.20 and 8,093,161.20

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Solution

The fourth proportional to 10,360,642.80, 15,540,964.20 and 8,093,161.20 is: 12,139,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360,642.80 : 15,540,964.20 = 8,093,161.20 : x
  2. Step 2: Convert to fraction form
    10,360,642.80/15,540,964.20 = 8,093,161.20/x
  3. Step 3: Cross multiply
    10,360,642.80x = 15,540,964.20 × 8,093,161.20
  4. Step 4: Simplify right side
    10,360,642.80x = 125,775,528,474,029.03
  5. Step 5: Solve for x
    x = 125,775,528,474,029.03/10,360,642.80
  6. Step 6: Final answer
    x = 12,139,741.80

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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.