Home / 20,064,158.92-27,690,247-11,363,879.26

Finding the Fourth Proportional to 20,064,158.92, 27,690,247 and 11,363,879.26

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Solution

The fourth proportional to 20,064,158.92, 27,690,247 and 11,363,879.26 is: 15,683,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,158.92 : 27,690,247 = 11,363,879.26 : x
  2. Step 2: Convert to fraction form
    20,064,158.92/27,690,247 = 11,363,879.26/x
  3. Step 3: Cross multiply
    20,064,158.92x = 27,690,247 × 11,363,879.26
  4. Step 4: Simplify right side
    20,064,158.92x = 314,668,623,587,577.19
  5. Step 5: Solve for x
    x = 314,668,623,587,577.19/20,064,158.92
  6. Step 6: Final answer
    x = 15,683,120.58

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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.