Home / 15,172,900.00-20,940,224.67-9,296,434.08

Finding the Fourth Proportional to 15,172,900.00, 20,940,224.67 and 9,296,434.08

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Solution

The fourth proportional to 15,172,900.00, 20,940,224.67 and 9,296,434.08 is: 12,830,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,900.00 : 20,940,224.67 = 9,296,434.08 : x
  2. Step 2: Convert to fraction form
    15,172,900.00/20,940,224.67 = 9,296,434.08/x
  3. Step 3: Cross multiply
    15,172,900.00x = 20,940,224.67 × 9,296,434.08
  4. Step 4: Simplify right side
    15,172,900.00x = 194,669,418,265,044.78
  5. Step 5: Solve for x
    x = 194,669,418,265,044.78/15,172,900.00
  6. Step 6: Final answer
    x = 12,830,073.24

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1.5x scale

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.