Home / 8,276,238.63-12,417,148.73-3,664,595.28

Finding the Fourth Proportional to 8,276,238.63, 12,417,148.73 and 3,664,595.28

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Solution

The fourth proportional to 8,276,238.63, 12,417,148.73 and 3,664,595.28 is: 5,498,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,238.63 : 12,417,148.73 = 3,664,595.28 : x
  2. Step 2: Convert to fraction form
    8,276,238.63/12,417,148.73 = 3,664,595.28/x
  3. Step 3: Cross multiply
    8,276,238.63x = 12,417,148.73 × 3,664,595.28
  4. Step 4: Simplify right side
    8,276,238.63x = 45,503,824,627,015.99
  5. Step 5: Solve for x
    x = 45,503,824,627,015.99/8,276,238.63
  6. Step 6: Final answer
    x = 5,498,128.64

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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.