Home / 8,640,901.90-11,924,806.89-4,969,819.50

Finding the Fourth Proportional to 8,640,901.90, 11,924,806.89 and 4,969,819.50

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Solution

The fourth proportional to 8,640,901.90, 11,924,806.89 and 4,969,819.50 is: 6,858,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,901.90 : 11,924,806.89 = 4,969,819.50 : x
  2. Step 2: Convert to fraction form
    8,640,901.90/11,924,806.89 = 4,969,819.50/x
  3. Step 3: Cross multiply
    8,640,901.90x = 11,924,806.89 × 4,969,819.50
  4. Step 4: Simplify right side
    8,640,901.90x = 59,264,137,761,619.92
  5. Step 5: Solve for x
    x = 59,264,137,761,619.92/8,640,901.90
  6. Step 6: Final answer
    x = 6,858,559.26

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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.