Home / 12,448,687.10-17,179,263.07-6,942,409.56

Finding the Fourth Proportional to 12,448,687.10, 17,179,263.07 and 6,942,409.56

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Solution

The fourth proportional to 12,448,687.10, 17,179,263.07 and 6,942,409.56 is: 9,580,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,687.10 : 17,179,263.07 = 6,942,409.56 : x
  2. Step 2: Convert to fraction form
    12,448,687.10/17,179,263.07 = 6,942,409.56/x
  3. Step 3: Cross multiply
    12,448,687.10x = 17,179,263.07 × 6,942,409.56
  4. Step 4: Simplify right side
    12,448,687.10x = 119,265,480,153,566.91
  5. Step 5: Solve for x
    x = 119,265,480,153,566.91/12,448,687.10
  6. Step 6: Final answer
    x = 9,580,566.95

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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.