Home / 9,339,014.64-12,889,844.20-5,899,067.76

Finding the Fourth Proportional to 9,339,014.64, 12,889,844.20 and 5,899,067.76

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Solution

The fourth proportional to 9,339,014.64, 12,889,844.20 and 5,899,067.76 is: 8,141,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,014.64 : 12,889,844.20 = 5,899,067.76 : x
  2. Step 2: Convert to fraction form
    9,339,014.64/12,889,844.20 = 5,899,067.76/x
  3. Step 3: Cross multiply
    9,339,014.64x = 12,889,844.20 × 5,899,067.76
  4. Step 4: Simplify right side
    9,339,014.64x = 76,038,064,351,642.98
  5. Step 5: Solve for x
    x = 76,038,064,351,642.98/9,339,014.64
  6. Step 6: Final answer
    x = 8,141,979.35

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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.