Home / 12,356,023.40-18,535,784.70-3,835,471.40

Finding the Fourth Proportional to 12,356,023.40, 18,535,784.70 and 3,835,471.40

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Solution

The fourth proportional to 12,356,023.40, 18,535,784.70 and 3,835,471.40 is: 5,753,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,023.40 : 18,535,784.70 = 3,835,471.40 : x
  2. Step 2: Convert to fraction form
    12,356,023.40/18,535,784.70 = 3,835,471.40/x
  3. Step 3: Cross multiply
    12,356,023.40x = 18,535,784.70 × 3,835,471.40
  4. Step 4: Simplify right side
    12,356,023.40x = 71,093,472,093,407.58
  5. Step 5: Solve for x
    x = 71,093,472,093,407.58/12,356,023.40
  6. Step 6: Final answer
    x = 5,753,750.20

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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.