Home / 12,008,963.71-18,015,311.76-4,032,653.95

Finding the Fourth Proportional to 12,008,963.71, 18,015,311.76 and 4,032,653.95

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Solution

The fourth proportional to 12,008,963.71, 18,015,311.76 and 4,032,653.95 is: 6,049,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,963.71 : 18,015,311.76 = 4,032,653.95 : x
  2. Step 2: Convert to fraction form
    12,008,963.71/18,015,311.76 = 4,032,653.95/x
  3. Step 3: Cross multiply
    12,008,963.71x = 18,015,311.76 × 4,032,653.95
  4. Step 4: Simplify right side
    12,008,963.71x = 72,649,518,129,445.47
  5. Step 5: Solve for x
    x = 72,649,518,129,445.47/12,008,963.71
  6. Step 6: Final answer
    x = 6,049,607.60

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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.