Home / 18,536,431.80-27,823,310.10-8,959,510.20

Finding the Fourth Proportional to 18,536,431.80, 27,823,310.10 and 8,959,510.20

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Solution

The fourth proportional to 18,536,431.80, 27,823,310.10 and 8,959,510.20 is: 13,448,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,431.80 : 27,823,310.10 = 8,959,510.20 : x
  2. Step 2: Convert to fraction form
    18,536,431.80/27,823,310.10 = 8,959,510.20/x
  3. Step 3: Cross multiply
    18,536,431.80x = 27,823,310.10 × 8,959,510.20
  4. Step 4: Simplify right side
    18,536,431.80x = 249,283,230,638,713
  5. Step 5: Solve for x
    x = 249,283,230,638,713/18,536,431.80
  6. Step 6: Final answer
    x = 13,448,285.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.