Home / 19,643,333.98-27,108,412.83-11,272,236.70

Finding the Fourth Proportional to 19,643,333.98, 27,108,412.83 and 11,272,236.70

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Solution

The fourth proportional to 19,643,333.98, 27,108,412.83 and 11,272,236.70 is: 15,556,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,643,333.98 : 27,108,412.83 = 11,272,236.70 : x
  2. Step 2: Convert to fraction form
    19,643,333.98/27,108,412.83 = 11,272,236.70/x
  3. Step 3: Cross multiply
    19,643,333.98x = 27,108,412.83 × 11,272,236.70
  4. Step 4: Simplify right side
    19,643,333.98x = 305,572,445,981,076.81
  5. Step 5: Solve for x
    x = 305,572,445,981,076.81/19,643,333.98
  6. Step 6: Final answer
    x = 15,556,037.80

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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.