Home / 20,050,663.66-27,669,199.79-11,348,649.42

Finding the Fourth Proportional to 20,050,663.66, 27,669,199.79 and 11,348,649.42

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Solution

The fourth proportional to 20,050,663.66, 27,669,199.79 and 11,348,649.42 is: 15,660,730.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,663.66 : 27,669,199.79 = 11,348,649.42 : x
  2. Step 2: Convert to fraction form
    20,050,663.66/27,669,199.79 = 11,348,649.42/x
  3. Step 3: Cross multiply
    20,050,663.66x = 27,669,199.79 × 11,348,649.42
  4. Step 4: Simplify right side
    20,050,663.66x = 314,008,048,073,259.75
  5. Step 5: Solve for x
    x = 314,008,048,073,259.75/20,050,663.66
  6. Step 6: Final answer
    x = 15,660,730.91

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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.