Home / 31,723,419.30-47,586,163.59-15,101,420.10

Finding the Fourth Proportional to 31,723,419.30, 47,586,163.59 and 15,101,420.10

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Solution

The fourth proportional to 31,723,419.30, 47,586,163.59 and 15,101,420.10 is: 22,652,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723,419.30 : 47,586,163.59 = 15,101,420.10 : x
  2. Step 2: Convert to fraction form
    31,723,419.30/47,586,163.59 = 15,101,420.10/x
  3. Step 3: Cross multiply
    31,723,419.30x = 47,586,163.59 × 15,101,420.10
  4. Step 4: Simplify right side
    31,723,419.30x = 718,618,647,319,914.25
  5. Step 5: Solve for x
    x = 718,618,647,319,914.25/31,723,419.30
  6. Step 6: Final answer
    x = 22,652,622.67

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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.