Home / 12,425,418.18-17,146,913.64-6,843,557.52

Finding the Fourth Proportional to 12,425,418.18, 17,146,913.64 and 6,843,557.52

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Solution

The fourth proportional to 12,425,418.18, 17,146,913.64 and 6,843,557.52 is: 9,444,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,418.18 : 17,146,913.64 = 6,843,557.52 : x
  2. Step 2: Convert to fraction form
    12,425,418.18/17,146,913.64 = 6,843,557.52/x
  3. Step 3: Cross multiply
    12,425,418.18x = 17,146,913.64 × 6,843,557.52
  4. Step 4: Simplify right side
    12,425,418.18x = 117,345,889,785,812.56
  5. Step 5: Solve for x
    x = 117,345,889,785,812.56/12,425,418.18
  6. Step 6: Final answer
    x = 9,444,019.35

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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.