Home / 20,064,180.36-27,690,276.56-11,363,900.72

Finding the Fourth Proportional to 20,064,180.36, 27,690,276.56 and 11,363,900.72

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Solution

The fourth proportional to 20,064,180.36, 27,690,276.56 and 11,363,900.72 is: 15,683,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,180.36 : 27,690,276.56 = 11,363,900.72 : x
  2. Step 2: Convert to fraction form
    20,064,180.36/27,690,276.56 = 11,363,900.72/x
  3. Step 3: Cross multiply
    20,064,180.36x = 27,690,276.56 × 11,363,900.72
  4. Step 4: Simplify right side
    20,064,180.36x = 314,669,553,737,183.12
  5. Step 5: Solve for x
    x = 314,669,553,737,183.12/20,064,180.36
  6. Step 6: Final answer
    x = 15,683,150.18

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1.5x scale

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.