Home / 14,618,003.52-20,172,600.56-8,091,492.96

Finding the Fourth Proportional to 14,618,003.52, 20,172,600.56 and 8,091,492.96

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Solution

The fourth proportional to 14,618,003.52, 20,172,600.56 and 8,091,492.96 is: 11,166,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,003.52 : 20,172,600.56 = 8,091,492.96 : x
  2. Step 2: Convert to fraction form
    14,618,003.52/20,172,600.56 = 8,091,492.96/x
  3. Step 3: Cross multiply
    14,618,003.52x = 20,172,600.56 × 8,091,492.96
  4. Step 4: Simplify right side
    14,618,003.52x = 163,226,455,416,132.03
  5. Step 5: Solve for x
    x = 163,226,455,416,132.03/14,618,003.52
  6. Step 6: Final answer
    x = 11,166,125.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.