Home / 12,323,535.38-18,485,724.63-4,236,441.92

Finding the Fourth Proportional to 12,323,535.38, 18,485,724.63 and 4,236,441.92

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Solution

The fourth proportional to 12,323,535.38, 18,485,724.63 and 4,236,441.92 is: 6,354,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,535.38 : 18,485,724.63 = 4,236,441.92 : x
  2. Step 2: Convert to fraction form
    12,323,535.38/18,485,724.63 = 4,236,441.92/x
  3. Step 3: Cross multiply
    12,323,535.38x = 18,485,724.63 × 4,236,441.92
  4. Step 4: Simplify right side
    12,323,535.38x = 78,313,698,744,108.48
  5. Step 5: Solve for x
    x = 78,313,698,744,108.48/12,323,535.38
  6. Step 6: Final answer
    x = 6,354,807.80

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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.