Home / 14,469,537.23-19,967,228.07-8,589,422.78

Finding the Fourth Proportional to 14,469,537.23, 19,967,228.07 and 8,589,422.78

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Solution

The fourth proportional to 14,469,537.23, 19,967,228.07 and 8,589,422.78 is: 11,852,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469,537.23 : 19,967,228.07 = 8,589,422.78 : x
  2. Step 2: Convert to fraction form
    14,469,537.23/19,967,228.07 = 8,589,422.78/x
  3. Step 3: Cross multiply
    14,469,537.23x = 19,967,228.07 × 8,589,422.78
  4. Step 4: Simplify right side
    14,469,537.23x = 171,506,963,538,077.31
  5. Step 5: Solve for x
    x = 171,506,963,538,077.31/14,469,537.23
  6. Step 6: Final answer
    x = 11,852,968.13

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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.