Home / 14,231,518.30-19,639,257.06-7,705,094.77

Finding the Fourth Proportional to 14,231,518.30, 19,639,257.06 and 7,705,094.77

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Solution

The fourth proportional to 14,231,518.30, 19,639,257.06 and 7,705,094.77 is: 10,632,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,518.30 : 19,639,257.06 = 7,705,094.77 : x
  2. Step 2: Convert to fraction form
    14,231,518.30/19,639,257.06 = 7,705,094.77/x
  3. Step 3: Cross multiply
    14,231,518.30x = 19,639,257.06 × 7,705,094.77
  4. Step 4: Simplify right side
    14,231,518.30x = 151,322,336,859,691.56
  5. Step 5: Solve for x
    x = 151,322,336,859,691.56/14,231,518.30
  6. Step 6: Final answer
    x = 10,632,901.82

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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.