Home / 11,240,759.49-15,512,624.13-6,889,004.92

Finding the Fourth Proportional to 11,240,759.49, 15,512,624.13 and 6,889,004.92

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Solution

The fourth proportional to 11,240,759.49, 15,512,624.13 and 6,889,004.92 is: 9,507,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,759.49 : 15,512,624.13 = 6,889,004.92 : x
  2. Step 2: Convert to fraction form
    11,240,759.49/15,512,624.13 = 6,889,004.92/x
  3. Step 3: Cross multiply
    11,240,759.49x = 15,512,624.13 × 6,889,004.92
  4. Step 4: Simplify right side
    11,240,759.49x = 106,866,543,953,680.72
  5. Step 5: Solve for x
    x = 106,866,543,953,680.72/11,240,759.49
  6. Step 6: Final answer
    x = 9,507,057.25

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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.