Home / 28,451,552.26-42,675,822.86-7,982,696.74

Finding the Fourth Proportional to 28,451,552.26, 42,675,822.86 and 7,982,696.74

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Solution

The fourth proportional to 28,451,552.26, 42,675,822.86 and 7,982,696.74 is: 11,973,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,451,552.26 : 42,675,822.86 = 7,982,696.74 : x
  2. Step 2: Convert to fraction form
    28,451,552.26/42,675,822.86 = 7,982,696.74/x
  3. Step 3: Cross multiply
    28,451,552.26x = 42,675,822.86 × 7,982,696.74
  4. Step 4: Simplify right side
    28,451,552.26x = 340,668,152,021,339.50
  5. Step 5: Solve for x
    x = 340,668,152,021,339.50/28,451,552.26
  6. Step 6: Final answer
    x = 11,973,622.70

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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.