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Finding the Fourth Proportional to 9,969,686.70, 14,954,530.05 and 3,580,584.90

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Solution

The fourth proportional to 9,969,686.70, 14,954,530.05 and 3,580,584.90 is: 5,370,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,686.70 : 14,954,530.05 = 3,580,584.90 : x
  2. Step 2: Convert to fraction form
    9,969,686.70/14,954,530.05 = 3,580,584.90/x
  3. Step 3: Cross multiply
    9,969,686.70x = 14,954,530.05 × 3,580,584.90
  4. Step 4: Simplify right side
    9,969,686.70x = 53,545,964,483,626.25
  5. Step 5: Solve for x
    x = 53,545,964,483,626.25/9,969,686.70
  6. Step 6: Final answer
    x = 5,370,877.35

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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.