Home / 12,545,951.52-17,313,711.57-7,039,733.75

Finding the Fourth Proportional to 12,545,951.52, 17,313,711.57 and 7,039,733.75

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Solution

The fourth proportional to 12,545,951.52, 17,313,711.57 and 7,039,733.75 is: 9,715,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545,951.52 : 17,313,711.57 = 7,039,733.75 : x
  2. Step 2: Convert to fraction form
    12,545,951.52/17,313,711.57 = 7,039,733.75/x
  3. Step 3: Cross multiply
    12,545,951.52x = 17,313,711.57 × 7,039,733.75
  4. Step 4: Simplify right side
    12,545,951.52x = 121,883,919,590,525.94
  5. Step 5: Solve for x
    x = 121,883,919,590,525.94/12,545,951.52
  6. Step 6: Final answer
    x = 9,715,000.05

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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.