Home / 13,262,767.26-18,300,995.19-8,366,150.94

Finding the Fourth Proportional to 13,262,767.26, 18,300,995.19 and 8,366,150.94

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Solution

The fourth proportional to 13,262,767.26, 18,300,995.19 and 8,366,150.94 is: 11,544,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,767.26 : 18,300,995.19 = 8,366,150.94 : x
  2. Step 2: Convert to fraction form
    13,262,767.26/18,300,995.19 = 8,366,150.94/x
  3. Step 3: Cross multiply
    13,262,767.26x = 18,300,995.19 × 8,366,150.94
  4. Step 4: Simplify right side
    13,262,767.26x = 153,108,888,111,754
  5. Step 5: Solve for x
    x = 153,108,888,111,754/13,262,767.26
  6. Step 6: Final answer
    x = 11,544,264.11

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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.