Home / 15,601,527.05-21,529,990.24-8,726,009.11

Finding the Fourth Proportional to 15,601,527.05, 21,529,990.24 and 8,726,009.11

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Solution

The fourth proportional to 15,601,527.05, 21,529,990.24 and 8,726,009.11 is: 12,041,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601,527.05 : 21,529,990.24 = 8,726,009.11 : x
  2. Step 2: Convert to fraction form
    15,601,527.05/21,529,990.24 = 8,726,009.11/x
  3. Step 3: Cross multiply
    15,601,527.05x = 21,529,990.24 × 8,726,009.11
  4. Step 4: Simplify right side
    15,601,527.05x = 187,870,890,821,171.09
  5. Step 5: Solve for x
    x = 187,870,890,821,171.09/15,601,527.05
  6. Step 6: Final answer
    x = 12,041,827.08

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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.