Home / 12,421,117.44-18,633,425.64-4,332,913.44

Finding the Fourth Proportional to 12,421,117.44, 18,633,425.64 and 4,332,913.44

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Solution

The fourth proportional to 12,421,117.44, 18,633,425.64 and 4,332,913.44 is: 6,499,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,421,117.44 : 18,633,425.64 = 4,332,913.44 : x
  2. Step 2: Convert to fraction form
    12,421,117.44/18,633,425.64 = 4,332,913.44/x
  3. Step 3: Cross multiply
    12,421,117.44x = 18,633,425.64 × 4,332,913.44
  4. Step 4: Simplify right side
    12,421,117.44x = 80,737,020,388,796.61
  5. Step 5: Solve for x
    x = 80,737,020,388,796.61/12,421,117.44
  6. Step 6: Final answer
    x = 6,499,980.44

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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.