Home / 18,404,963.19-25,399,026.90-10,145,344.59

Finding the Fourth Proportional to 18,404,963.19, 25,399,026.90 and 10,145,344.59

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Solution

The fourth proportional to 18,404,963.19, 25,399,026.90 and 10,145,344.59 is: 14,000,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,963.19 : 25,399,026.90 = 10,145,344.59 : x
  2. Step 2: Convert to fraction form
    18,404,963.19/25,399,026.90 = 10,145,344.59/x
  3. Step 3: Cross multiply
    18,404,963.19x = 25,399,026.90 × 10,145,344.59
  4. Step 4: Simplify right side
    18,404,963.19x = 257,681,880,151,179.44
  5. Step 5: Solve for x
    x = 257,681,880,151,179.44/18,404,963.19
  6. Step 6: Final answer
    x = 14,000,673.49

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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.