Home / 15,106,703.03-20,847,253.19-8,231,185.10

Finding the Fourth Proportional to 15,106,703.03, 20,847,253.19 and 8,231,185.10

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Solution

The fourth proportional to 15,106,703.03, 20,847,253.19 and 8,231,185.10 is: 11,359,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106,703.03 : 20,847,253.19 = 8,231,185.10 : x
  2. Step 2: Convert to fraction form
    15,106,703.03/20,847,253.19 = 8,231,185.10/x
  3. Step 3: Cross multiply
    15,106,703.03x = 20,847,253.19 × 8,231,185.10
  4. Step 4: Simplify right side
    15,106,703.03x = 171,597,599,688,063.25
  5. Step 5: Solve for x
    x = 171,597,599,688,063.25/15,106,703.03
  6. Step 6: Final answer
    x = 11,359,037.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.