Home / 12,525,416.37-18,756,229.89-8,252,630.73

Finding the Fourth Proportional to 12,525,416.37, 18,756,229.89 and 8,252,630.73

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Solution

The fourth proportional to 12,525,416.37, 18,756,229.89 and 8,252,630.73 is: 12,357,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,416.37 : 18,756,229.89 = 8,252,630.73 : x
  2. Step 2: Convert to fraction form
    12,525,416.37/18,756,229.89 = 8,252,630.73/x
  3. Step 3: Cross multiply
    12,525,416.37x = 18,756,229.89 × 8,252,630.73
  4. Step 4: Simplify right side
    12,525,416.37x = 154,788,239,169,158.53
  5. Step 5: Solve for x
    x = 154,788,239,169,158.53/12,525,416.37
  6. Step 6: Final answer
    x = 12,357,931.63

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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.