Home / 15,545,797.20-21,453,129.12-8,576,285.04

Finding the Fourth Proportional to 15,545,797.20, 21,453,129.12 and 8,576,285.04

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Solution

The fourth proportional to 15,545,797.20, 21,453,129.12 and 8,576,285.04 is: 11,835,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,797.20 : 21,453,129.12 = 8,576,285.04 : x
  2. Step 2: Convert to fraction form
    15,545,797.20/21,453,129.12 = 8,576,285.04/x
  3. Step 3: Cross multiply
    15,545,797.20x = 21,453,129.12 × 8,576,285.04
  4. Step 4: Simplify right side
    15,545,797.20x = 183,988,150,333,044.34
  5. Step 5: Solve for x
    x = 183,988,150,333,044.34/15,545,797.20
  6. Step 6: Final answer
    x = 11,835,234.18

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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.