Home / 8,148,970.77-12,215,858.13-2,753,848.32

Finding the Fourth Proportional to 8,148,970.77, 12,215,858.13 and 2,753,848.32

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Solution

The fourth proportional to 8,148,970.77, 12,215,858.13 and 2,753,848.32 is: 4,128,204.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,970.77 : 12,215,858.13 = 2,753,848.32 : x
  2. Step 2: Convert to fraction form
    8,148,970.77/12,215,858.13 = 2,753,848.32/x
  3. Step 3: Cross multiply
    8,148,970.77x = 12,215,858.13 × 2,753,848.32
  4. Step 4: Simplify right side
    8,148,970.77x = 33,640,620,388,658.84
  5. Step 5: Solve for x
    x = 33,640,620,388,658.84/8,148,970.77
  6. Step 6: Final answer
    x = 4,128,204.82

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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.