Home / 14,716,985.73-20,309,440.58-8,192,156.59

Finding the Fourth Proportional to 14,716,985.73, 20,309,440.58 and 8,192,156.59

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Solution

The fourth proportional to 14,716,985.73, 20,309,440.58 and 8,192,156.59 is: 11,305,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716,985.73 : 20,309,440.58 = 8,192,156.59 : x
  2. Step 2: Convert to fraction form
    14,716,985.73/20,309,440.58 = 8,192,156.59/x
  3. Step 3: Cross multiply
    14,716,985.73x = 20,309,440.58 × 8,192,156.59
  4. Step 4: Simplify right side
    14,716,985.73x = 166,378,117,433,655.50
  5. Step 5: Solve for x
    x = 166,378,117,433,655.50/14,716,985.73
  6. Step 6: Final answer
    x = 11,305,176.24

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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.