Home / 12,952,628.91-17,874,906.53-7,151,777.24

Finding the Fourth Proportional to 12,952,628.91, 17,874,906.53 and 7,151,777.24

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Solution

The fourth proportional to 12,952,628.91, 17,874,906.53 and 7,151,777.24 is: 9,869,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,628.91 : 17,874,906.53 = 7,151,777.24 : x
  2. Step 2: Convert to fraction form
    12,952,628.91/17,874,906.53 = 7,151,777.24/x
  3. Step 3: Cross multiply
    12,952,628.91x = 17,874,906.53 × 7,151,777.24
  4. Step 4: Simplify right side
    12,952,628.91x = 127,837,349,563,247.95
  5. Step 5: Solve for x
    x = 127,837,349,563,247.95/12,952,628.91
  6. Step 6: Final answer
    x = 9,869,606.43

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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.