Home / 12,262,179.34-18,393,176.71-3,163,503.43

Finding the Fourth Proportional to 12,262,179.34, 18,393,176.71 and 3,163,503.43

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Solution

The fourth proportional to 12,262,179.34, 18,393,176.71 and 3,163,503.43 is: 4,745,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,179.34 : 18,393,176.71 = 3,163,503.43 : x
  2. Step 2: Convert to fraction form
    12,262,179.34/18,393,176.71 = 3,163,503.43/x
  3. Step 3: Cross multiply
    12,262,179.34x = 18,393,176.71 × 3,163,503.43
  4. Step 4: Simplify right side
    12,262,179.34x = 58,186,877,610,681.12
  5. Step 5: Solve for x
    x = 58,186,877,610,681.12/12,262,179.34
  6. Step 6: Final answer
    x = 4,745,231.33

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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.