Home / 20,735,377.91-31,101,904.31-6,358,406.24

Finding the Fourth Proportional to 20,735,377.91, 31,101,904.31 and 6,358,406.24

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Solution

The fourth proportional to 20,735,377.91, 31,101,904.31 and 6,358,406.24 is: 9,537,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,735,377.91 : 31,101,904.31 = 6,358,406.24 : x
  2. Step 2: Convert to fraction form
    20,735,377.91/31,101,904.31 = 6,358,406.24/x
  3. Step 3: Cross multiply
    20,735,377.91x = 31,101,904.31 × 6,358,406.24
  4. Step 4: Simplify right side
    20,735,377.91x = 197,758,542,300,973.41
  5. Step 5: Solve for x
    x = 197,758,542,300,973.41/20,735,377.91
  6. Step 6: Final answer
    x = 9,537,252.86

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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.