Home / 11,237,152.20-16,855,728.30-10,040,425.80

Finding the Fourth Proportional to 11,237,152.20, 16,855,728.30 and 10,040,425.80

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Solution

The fourth proportional to 11,237,152.20, 16,855,728.30 and 10,040,425.80 is: 15,060,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237,152.20 : 16,855,728.30 = 10,040,425.80 : x
  2. Step 2: Convert to fraction form
    11,237,152.20/16,855,728.30 = 10,040,425.80/x
  3. Step 3: Cross multiply
    11,237,152.20x = 16,855,728.30 × 10,040,425.80
  4. Step 4: Simplify right side
    11,237,152.20x = 169,238,689,301,110.16
  5. Step 5: Solve for x
    x = 169,238,689,301,110.16/11,237,152.20
  6. Step 6: Final answer
    x = 15,060,638.70

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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.