Home / 12,028,614.20-18,042,921.30-5,961,001.40

Finding the Fourth Proportional to 12,028,614.20, 18,042,921.30 and 5,961,001.40

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Solution

The fourth proportional to 12,028,614.20, 18,042,921.30 and 5,961,001.40 is: 8,941,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,614.20 : 18,042,921.30 = 5,961,001.40 : x
  2. Step 2: Convert to fraction form
    12,028,614.20/18,042,921.30 = 5,961,001.40/x
  3. Step 3: Cross multiply
    12,028,614.20x = 18,042,921.30 × 5,961,001.40
  4. Step 4: Simplify right side
    12,028,614.20x = 107,553,879,129,389.83
  5. Step 5: Solve for x
    x = 107,553,879,129,389.83/12,028,614.20
  6. Step 6: Final answer
    x = 8,941,502.10

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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.