Home / 12,601,147.68-18,905,643.96-4,514,192.76

Finding the Fourth Proportional to 12,601,147.68, 18,905,643.96 and 4,514,192.76

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Solution

The fourth proportional to 12,601,147.68, 18,905,643.96 and 4,514,192.76 is: 6,772,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,147.68 : 18,905,643.96 = 4,514,192.76 : x
  2. Step 2: Convert to fraction form
    12,601,147.68/18,905,643.96 = 4,514,192.76/x
  3. Step 3: Cross multiply
    12,601,147.68x = 18,905,643.96 × 4,514,192.76
  4. Step 4: Simplify right side
    12,601,147.68x = 85,343,721,087,369.73
  5. Step 5: Solve for x
    x = 85,343,721,087,369.73/12,601,147.68
  6. Step 6: Final answer
    x = 6,772,694.30

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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.