Home / 14,022,115.61-21,035,900.21-5,385,584.16

Finding the Fourth Proportional to 14,022,115.61, 21,035,900.21 and 5,385,584.16

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Solution

The fourth proportional to 14,022,115.61, 21,035,900.21 and 5,385,584.16 is: 8,079,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,115.61 : 21,035,900.21 = 5,385,584.16 : x
  2. Step 2: Convert to fraction form
    14,022,115.61/21,035,900.21 = 5,385,584.16/x
  3. Step 3: Cross multiply
    14,022,115.61x = 21,035,900.21 × 5,385,584.16
  4. Step 4: Simplify right side
    14,022,115.61x = 113,290,610,935,388.75
  5. Step 5: Solve for x
    x = 113,290,610,935,388.75/14,022,115.61
  6. Step 6: Final answer
    x = 8,079,423.54

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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.