Home / 8,007,018.30-12,008,043.36-2,888,782.86

Finding the Fourth Proportional to 8,007,018.30, 12,008,043.36 and 2,888,782.86

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Solution

The fourth proportional to 8,007,018.30, 12,008,043.36 and 2,888,782.86 is: 4,332,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,018.30 : 12,008,043.36 = 2,888,782.86 : x
  2. Step 2: Convert to fraction form
    8,007,018.30/12,008,043.36 = 2,888,782.86/x
  3. Step 3: Cross multiply
    8,007,018.30x = 12,008,043.36 × 2,888,782.86
  4. Step 4: Simplify right side
    8,007,018.30x = 34,688,629,840,504.80
  5. Step 5: Solve for x
    x = 34,688,629,840,504.80/8,007,018.30
  6. Step 6: Final answer
    x = 4,332,278.08

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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.