Home / 12,011,174.23-18,016,695.72-2,913,254.23

Finding the Fourth Proportional to 12,011,174.23, 18,016,695.72 and 2,913,254.23

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Solution

The fourth proportional to 12,011,174.23, 18,016,695.72 and 2,913,254.23 is: 4,369,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,174.23 : 18,016,695.72 = 2,913,254.23 : x
  2. Step 2: Convert to fraction form
    12,011,174.23/18,016,695.72 = 2,913,254.23/x
  3. Step 3: Cross multiply
    12,011,174.23x = 18,016,695.72 × 2,913,254.23
  4. Step 4: Simplify right side
    12,011,174.23x = 52,487,215,016,912.89
  5. Step 5: Solve for x
    x = 52,487,215,016,912.89/12,011,174.23
  6. Step 6: Final answer
    x = 4,369,865.43

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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.