Home / 37,386,749.27-51,593,785.39-20,641,521.20

Finding the Fourth Proportional to 37,386,749.27, 51,593,785.39 and 20,641,521.20

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Solution

The fourth proportional to 37,386,749.27, 51,593,785.39 and 20,641,521.20 is: 28,485,338.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,386,749.27 : 51,593,785.39 = 20,641,521.20 : x
  2. Step 2: Convert to fraction form
    37,386,749.27/51,593,785.39 = 20,641,521.20/x
  3. Step 3: Cross multiply
    37,386,749.27x = 51,593,785.39 × 20,641,521.20
  4. Step 4: Simplify right side
    37,386,749.27x = 1,064,974,214,843,367.62
  5. Step 5: Solve for x
    x = 1,064,974,214,843,367.62/37,386,749.27
  6. Step 6: Final answer
    x = 28,485,338.67

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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.