Home / 19,555,538.72-26,989,983.26-11,294,116.14

Finding the Fourth Proportional to 19,555,538.72, 26,989,983.26 and 11,294,116.14

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Solution

The fourth proportional to 19,555,538.72, 26,989,983.26 and 11,294,116.14 is: 15,587,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,538.72 : 26,989,983.26 = 11,294,116.14 : x
  2. Step 2: Convert to fraction form
    19,555,538.72/26,989,983.26 = 11,294,116.14/x
  3. Step 3: Cross multiply
    19,555,538.72x = 26,989,983.26 × 11,294,116.14
  4. Step 4: Simplify right side
    19,555,538.72x = 304,828,005,498,625.25
  5. Step 5: Solve for x
    x = 304,828,005,498,625.25/19,555,538.72
  6. Step 6: Final answer
    x = 15,587,809.16

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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.