Home / 14,379,871.20-21,569,806.80-4,144,711.20

Finding the Fourth Proportional to 14,379,871.20, 21,569,806.80 and 4,144,711.20

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Solution

The fourth proportional to 14,379,871.20, 21,569,806.80 and 4,144,711.20 is: 6,217,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,871.20 : 21,569,806.80 = 4,144,711.20 : x
  2. Step 2: Convert to fraction form
    14,379,871.20/21,569,806.80 = 4,144,711.20/x
  3. Step 3: Cross multiply
    14,379,871.20x = 21,569,806.80 × 4,144,711.20
  4. Step 4: Simplify right side
    14,379,871.20x = 89,400,619,825,796.17
  5. Step 5: Solve for x
    x = 89,400,619,825,796.17/14,379,871.20
  6. Step 6: Final answer
    x = 6,217,066.80

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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.