Home / 12,152,222.70-16,769,735.52-6,719,528.94

Finding the Fourth Proportional to 12,152,222.70, 16,769,735.52 and 6,719,528.94

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Solution

The fourth proportional to 12,152,222.70, 16,769,735.52 and 6,719,528.94 is: 9,272,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152,222.70 : 16,769,735.52 = 6,719,528.94 : x
  2. Step 2: Convert to fraction form
    12,152,222.70/16,769,735.52 = 6,719,528.94/x
  3. Step 3: Cross multiply
    12,152,222.70x = 16,769,735.52 × 6,719,528.94
  4. Step 4: Simplify right side
    12,152,222.70x = 112,684,723,142,785.95
  5. Step 5: Solve for x
    x = 112,684,723,142,785.95/12,152,222.70
  6. Step 6: Final answer
    x = 9,272,766.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.