Home / 8,367,078.60-12,558,912.30-4,112,051.40

Finding the Fourth Proportional to 8,367,078.60, 12,558,912.30 and 4,112,051.40

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Solution

The fourth proportional to 8,367,078.60, 12,558,912.30 and 4,112,051.40 is: 6,172,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,078.60 : 12,558,912.30 = 4,112,051.40 : x
  2. Step 2: Convert to fraction form
    8,367,078.60/12,558,912.30 = 4,112,051.40/x
  3. Step 3: Cross multiply
    8,367,078.60x = 12,558,912.30 × 4,112,051.40
  4. Step 4: Simplify right side
    8,367,078.60x = 51,642,892,905,692.22
  5. Step 5: Solve for x
    x = 51,642,892,905,692.22/8,367,078.60
  6. Step 6: Final answer
    x = 6,172,153.43

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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.