Home / 12,588,406.81-18,882,546.95-10,877,343.81

Finding the Fourth Proportional to 12,588,406.81, 18,882,546.95 and 10,877,343.81

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Solution

The fourth proportional to 12,588,406.81, 18,882,546.95 and 10,877,343.81 is: 16,315,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,406.81 : 18,882,546.95 = 10,877,343.81 : x
  2. Step 2: Convert to fraction form
    12,588,406.81/18,882,546.95 = 10,877,343.81/x
  3. Step 3: Cross multiply
    12,588,406.81x = 18,882,546.95 × 10,877,343.81
  4. Step 4: Simplify right side
    12,588,406.81x = 205,391,955,183,616.88
  5. Step 5: Solve for x
    x = 205,391,955,183,616.88/12,588,406.81
  6. Step 6: Final answer
    x = 16,315,961.05

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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.