Home / 14,202,507.20-21,303,760.80-9,856,500.80

Finding the Fourth Proportional to 14,202,507.20, 21,303,760.80 and 9,856,500.80

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Solution

The fourth proportional to 14,202,507.20, 21,303,760.80 and 9,856,500.80 is: 14,784,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,507.20 : 21,303,760.80 = 9,856,500.80 : x
  2. Step 2: Convert to fraction form
    14,202,507.20/21,303,760.80 = 9,856,500.80/x
  3. Step 3: Cross multiply
    14,202,507.20x = 21,303,760.80 × 9,856,500.80
  4. Step 4: Simplify right side
    14,202,507.20x = 209,980,535,368,208.66
  5. Step 5: Solve for x
    x = 209,980,535,368,208.66/14,202,507.20
  6. Step 6: Final answer
    x = 14,784,751.20

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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.