Home / 19,421,961.32-26,802,308.96-10,720,136.28

Finding the Fourth Proportional to 19,421,961.32, 26,802,308.96 and 10,720,136.28

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Solution

The fourth proportional to 19,421,961.32, 26,802,308.96 and 10,720,136.28 is: 14,793,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,961.32 : 26,802,308.96 = 10,720,136.28 : x
  2. Step 2: Convert to fraction form
    19,421,961.32/26,802,308.96 = 10,720,136.28/x
  3. Step 3: Cross multiply
    19,421,961.32x = 26,802,308.96 × 10,720,136.28
  4. Step 4: Simplify right side
    19,421,961.32x = 287,324,404,616,264.38
  5. Step 5: Solve for x
    x = 287,324,404,616,264.38/19,421,961.32
  6. Step 6: Final answer
    x = 14,793,789.36

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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.