Home / 10,519,731.42-15,780,046.41-4,131,368.34

Finding the Fourth Proportional to 10,519,731.42, 15,780,046.41 and 4,131,368.34

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Solution

The fourth proportional to 10,519,731.42, 15,780,046.41 and 4,131,368.34 is: 6,197,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,731.42 : 15,780,046.41 = 4,131,368.34 : x
  2. Step 2: Convert to fraction form
    10,519,731.42/15,780,046.41 = 4,131,368.34/x
  3. Step 3: Cross multiply
    10,519,731.42x = 15,780,046.41 × 4,131,368.34
  4. Step 4: Simplify right side
    10,519,731.42x = 65,193,184,142,004.66
  5. Step 5: Solve for x
    x = 65,193,184,142,004.66/10,519,731.42
  6. Step 6: Final answer
    x = 6,197,228.95

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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.