Home / 7,937,023.60-11,905,509.36-2,179,762.48

Finding the Fourth Proportional to 7,937,023.60, 11,905,509.36 and 2,179,762.48

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Solution

The fourth proportional to 7,937,023.60, 11,905,509.36 and 2,179,762.48 is: 3,269,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937,023.60 : 11,905,509.36 = 2,179,762.48 : x
  2. Step 2: Convert to fraction form
    7,937,023.60/11,905,509.36 = 2,179,762.48/x
  3. Step 3: Cross multiply
    7,937,023.60x = 11,905,509.36 × 2,179,762.48
  4. Step 4: Simplify right side
    7,937,023.60x = 25,951,182,608,216.81
  5. Step 5: Solve for x
    x = 25,951,182,608,216.81/7,937,023.60
  6. Step 6: Final answer
    x = 3,269,636.57

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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.