Home / 14,150,197.80-21,176,307.90-8,474,495.40

Finding the Fourth Proportional to 14,150,197.80, 21,176,307.90 and 8,474,495.40

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Solution

The fourth proportional to 14,150,197.80, 21,176,307.90 and 8,474,495.40 is: 12,682,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,197.80 : 21,176,307.90 = 8,474,495.40 : x
  2. Step 2: Convert to fraction form
    14,150,197.80/21,176,307.90 = 8,474,495.40/x
  3. Step 3: Cross multiply
    14,150,197.80x = 21,176,307.90 × 8,474,495.40
  4. Step 4: Simplify right side
    14,150,197.80x = 179,458,523,887,533.66
  5. Step 5: Solve for x
    x = 179,458,523,887,533.66/14,150,197.80
  6. Step 6: Final answer
    x = 12,682,403.91

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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.