Home / 15,603,428.80-23,405,143.20-10,816,523.20

Finding the Fourth Proportional to 15,603,428.80, 23,405,143.20 and 10,816,523.20

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Solution

The fourth proportional to 15,603,428.80, 23,405,143.20 and 10,816,523.20 is: 16,224,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,428.80 : 23,405,143.20 = 10,816,523.20 : x
  2. Step 2: Convert to fraction form
    15,603,428.80/23,405,143.20 = 10,816,523.20/x
  3. Step 3: Cross multiply
    15,603,428.80x = 23,405,143.20 × 10,816,523.20
  4. Step 4: Simplify right side
    15,603,428.80x = 253,162,274,422,122.22
  5. Step 5: Solve for x
    x = 253,162,274,422,122.22/15,603,428.80
  6. Step 6: Final answer
    x = 16,224,784.80

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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.