Home / 15,622,671.26-21,554,622.78-10,107,312.41

Finding the Fourth Proportional to 15,622,671.26, 21,554,622.78 and 10,107,312.41

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Solution

The fourth proportional to 15,622,671.26, 21,554,622.78 and 10,107,312.41 is: 13,945,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622,671.26 : 21,554,622.78 = 10,107,312.41 : x
  2. Step 2: Convert to fraction form
    15,622,671.26/21,554,622.78 = 10,107,312.41/x
  3. Step 3: Cross multiply
    15,622,671.26x = 21,554,622.78 × 10,107,312.41
  4. Step 4: Simplify right side
    15,622,671.26x = 217,859,306,317,162.72
  5. Step 5: Solve for x
    x = 217,859,306,317,162.72/15,622,671.26
  6. Step 6: Final answer
    x = 13,945,073.97

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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.