Home / 70,585,147.38-105,832,406.43-27,408,343.62

Finding the Fourth Proportional to 70,585,147.38, 105,832,406.43 and 27,408,343.62

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Solution

The fourth proportional to 70,585,147.38, 105,832,406.43 and 27,408,343.62 is: 41,094,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,585,147.38 : 105,832,406.43 = 27,408,343.62 : x
  2. Step 2: Convert to fraction form
    70,585,147.38/105,832,406.43 = 27,408,343.62/x
  3. Step 3: Cross multiply
    70,585,147.38x = 105,832,406.43 × 27,408,343.62
  4. Step 4: Simplify right side
    70,585,147.38x = 2,900,690,961,564,938
  5. Step 5: Solve for x
    x = 2,900,690,961,564,938/70,585,147.38
  6. Step 6: Final answer
    x = 41,094,919.67

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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.