Home / 14,094,005.20-21,172,500.60-13,716,091.60

Finding the Fourth Proportional to 14,094,005.20, 21,172,500.60 and 13,716,091.60

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Solution

The fourth proportional to 14,094,005.20, 21,172,500.60 and 13,716,091.60 is: 20,604,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094,005.20 : 21,172,500.60 = 13,716,091.60 : x
  2. Step 2: Convert to fraction form
    14,094,005.20/21,172,500.60 = 13,716,091.60/x
  3. Step 3: Cross multiply
    14,094,005.20x = 21,172,500.60 × 13,716,091.60
  4. Step 4: Simplify right side
    14,094,005.20x = 290,403,957,630,655
  5. Step 5: Solve for x
    x = 290,403,957,630,655/14,094,005.20
  6. Step 6: Final answer
    x = 20,604,785.76

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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.