Home / 19,128,647.97-26,397,810.90-10,426,822.29

Finding the Fourth Proportional to 19,128,647.97, 26,397,810.90 and 10,426,822.29

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Solution

The fourth proportional to 19,128,647.97, 26,397,810.90 and 10,426,822.29 is: 14,389,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,128,647.97 : 26,397,810.90 = 10,426,822.29 : x
  2. Step 2: Convert to fraction form
    19,128,647.97/26,397,810.90 = 10,426,822.29/x
  3. Step 3: Cross multiply
    19,128,647.97x = 26,397,810.90 × 10,426,822.29
  4. Step 4: Simplify right side
    19,128,647.97x = 275,245,283,099,324.91
  5. Step 5: Solve for x
    x = 275,245,283,099,324.91/19,128,647.97
  6. Step 6: Final answer
    x = 14,389,165.59

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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.