Home / 13,812,439.71-20,715,124.29-4,094,780.28

Finding the Fourth Proportional to 13,812,439.71, 20,715,124.29 and 4,094,780.28

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Solution

The fourth proportional to 13,812,439.71, 20,715,124.29 and 4,094,780.28 is: 6,141,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812,439.71 : 20,715,124.29 = 4,094,780.28 : x
  2. Step 2: Convert to fraction form
    13,812,439.71/20,715,124.29 = 4,094,780.28/x
  3. Step 3: Cross multiply
    13,812,439.71x = 20,715,124.29 × 4,094,780.28
  4. Step 4: Simplify right side
    13,812,439.71x = 84,823,882,440,441
  5. Step 5: Solve for x
    x = 84,823,882,440,441/13,812,439.71
  6. Step 6: Final answer
    x = 6,141,122.37

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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.