Home / 14,303,706.76-21,465,100.31-5,205,801.83

Finding the Fourth Proportional to 14,303,706.76, 21,465,100.31 and 5,205,801.83

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Solution

The fourth proportional to 14,303,706.76, 21,465,100.31 and 5,205,801.83 is: 7,812,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,706.76 : 21,465,100.31 = 5,205,801.83 : x
  2. Step 2: Convert to fraction form
    14,303,706.76/21,465,100.31 = 5,205,801.83/x
  3. Step 3: Cross multiply
    14,303,706.76x = 21,465,100.31 × 5,205,801.83
  4. Step 4: Simplify right side
    14,303,706.76x = 111,743,058,448,902.56
  5. Step 5: Solve for x
    x = 111,743,058,448,902.56/14,303,706.76
  6. Step 6: Final answer
    x = 7,812,174.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.