Home / 47,336,238.13-70,998,845.73-12,790,998.49

Finding the Fourth Proportional to 47,336,238.13, 70,998,845.73 and 12,790,998.49

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Solution

The fourth proportional to 47,336,238.13, 70,998,845.73 and 12,790,998.49 is: 19,185,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,336,238.13 : 70,998,845.73 = 12,790,998.49 : x
  2. Step 2: Convert to fraction form
    47,336,238.13/70,998,845.73 = 12,790,998.49/x
  3. Step 3: Cross multiply
    47,336,238.13x = 70,998,845.73 × 12,790,998.49
  4. Step 4: Simplify right side
    47,336,238.13x = 908,146,128,524,173
  5. Step 5: Solve for x
    x = 908,146,128,524,173/47,336,238.13
  6. Step 6: Final answer
    x = 19,185,008.45

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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.