Home / 10,845,047.20-16,262,905.20-5,451,613.60

Finding the Fourth Proportional to 10,845,047.20, 16,262,905.20 and 5,451,613.60

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Solution

The fourth proportional to 10,845,047.20, 16,262,905.20 and 5,451,613.60 is: 8,175,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845,047.20 : 16,262,905.20 = 5,451,613.60 : x
  2. Step 2: Convert to fraction form
    10,845,047.20/16,262,905.20 = 5,451,613.60/x
  3. Step 3: Cross multiply
    10,845,047.20x = 16,262,905.20 × 5,451,613.60
  4. Step 4: Simplify right side
    10,845,047.20x = 88,659,075,163,830.70
  5. Step 5: Solve for x
    x = 88,659,075,163,830.70/10,845,047.20
  6. Step 6: Final answer
    x = 8,175,075.09

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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.