Home / 9,672,287.45-13,347,756.11-5,321,280.31

Finding the Fourth Proportional to 9,672,287.45, 13,347,756.11 and 5,321,280.31

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Solution

The fourth proportional to 9,672,287.45, 13,347,756.11 and 5,321,280.31 is: 7,343,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,287.45 : 13,347,756.11 = 5,321,280.31 : x
  2. Step 2: Convert to fraction form
    9,672,287.45/13,347,756.11 = 5,321,280.31/x
  3. Step 3: Cross multiply
    9,672,287.45x = 13,347,756.11 × 5,321,280.31
  4. Step 4: Simplify right side
    9,672,287.45x = 71,027,151,750,759.02
  5. Step 5: Solve for x
    x = 71,027,151,750,759.02/9,672,287.45
  6. Step 6: Final answer
    x = 7,343,366.52

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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.