Home / 18,506,496.93-27,765,552.69-11,129,035.56

Finding the Fourth Proportional to 18,506,496.93, 27,765,552.69 and 11,129,035.56

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Solution

The fourth proportional to 18,506,496.93, 27,765,552.69 and 11,129,035.56 is: 16,697,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,496.93 : 27,765,552.69 = 11,129,035.56 : x
  2. Step 2: Convert to fraction form
    18,506,496.93/27,765,552.69 = 11,129,035.56/x
  3. Step 3: Cross multiply
    18,506,496.93x = 27,765,552.69 × 11,129,035.56
  4. Step 4: Simplify right side
    18,506,496.93x = 309,003,823,230,063.69
  5. Step 5: Solve for x
    x = 309,003,823,230,063.69/18,506,496.93
  6. Step 6: Final answer
    x = 16,697,045.61

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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.