Home / 15,210,787.81-22,800,238.49-5,620,049.23

Finding the Fourth Proportional to 15,210,787.81, 22,800,238.49 and 5,620,049.23

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Solution

The fourth proportional to 15,210,787.81, 22,800,238.49 and 5,620,049.23 is: 8,424,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,787.81 : 22,800,238.49 = 5,620,049.23 : x
  2. Step 2: Convert to fraction form
    15,210,787.81/22,800,238.49 = 5,620,049.23/x
  3. Step 3: Cross multiply
    15,210,787.81x = 22,800,238.49 × 5,620,049.23
  4. Step 4: Simplify right side
    15,210,787.81x = 128,138,462,743,869.89
  5. Step 5: Solve for x
    x = 128,138,462,743,869.89/15,210,787.81
  6. Step 6: Final answer
    x = 8,424,183.17

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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.