Home / 14,958,696.57-20,639,485.13-9,078,200.30

Finding the Fourth Proportional to 14,958,696.57, 20,639,485.13 and 9,078,200.30

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Solution

The fourth proportional to 14,958,696.57, 20,639,485.13 and 9,078,200.30 is: 12,525,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958,696.57 : 20,639,485.13 = 9,078,200.30 : x
  2. Step 2: Convert to fraction form
    14,958,696.57/20,639,485.13 = 9,078,200.30/x
  3. Step 3: Cross multiply
    14,958,696.57x = 20,639,485.13 × 9,078,200.30
  4. Step 4: Simplify right side
    14,958,696.57x = 187,369,380,065,728.09
  5. Step 5: Solve for x
    x = 187,369,380,065,728.09/14,958,696.57
  6. Step 6: Final answer
    x = 12,525,782.53

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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.