Home / 57,132,300.21-85,701,688.79-18,274,164.67

Finding the Fourth Proportional to 57,132,300.21, 85,701,688.79 and 18,274,164.67

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Solution

The fourth proportional to 57,132,300.21, 85,701,688.79 and 18,274,164.67 is: 27,412,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132,300.21 : 85,701,688.79 = 18,274,164.67 : x
  2. Step 2: Convert to fraction form
    57,132,300.21/85,701,688.79 = 18,274,164.67/x
  3. Step 3: Cross multiply
    57,132,300.21x = 85,701,688.79 × 18,274,164.67
  4. Step 4: Simplify right side
    57,132,300.21x = 1,566,126,773,564,120
  5. Step 5: Solve for x
    x = 1,566,126,773,564,120/57,132,300.21
  6. Step 6: Final answer
    x = 27,412,282.85

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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.