Home / 10,519,162.47-15,777,518.94-2,842,442.55

Finding the Fourth Proportional to 10,519,162.47, 15,777,518.94 and 2,842,442.55

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Solution

The fourth proportional to 10,519,162.47, 15,777,518.94 and 2,842,442.55 is: 4,263,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,162.47 : 15,777,518.94 = 2,842,442.55 : x
  2. Step 2: Convert to fraction form
    10,519,162.47/15,777,518.94 = 2,842,442.55/x
  3. Step 3: Cross multiply
    10,519,162.47x = 15,777,518.94 × 2,842,442.55
  4. Step 4: Simplify right side
    10,519,162.47x = 44,846,691,168,486.89
  5. Step 5: Solve for x
    x = 44,846,691,168,486.89/10,519,162.47
  6. Step 6: Final answer
    x = 4,263,332.87

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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.