Home / 14,138,953.22-21,188,659.94-7,648,016.24

Finding the Fourth Proportional to 14,138,953.22, 21,188,659.94 and 7,648,016.24

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Solution

The fourth proportional to 14,138,953.22, 21,188,659.94 and 7,648,016.24 is: 11,461,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138,953.22 : 21,188,659.94 = 7,648,016.24 : x
  2. Step 2: Convert to fraction form
    14,138,953.22/21,188,659.94 = 7,648,016.24/x
  3. Step 3: Cross multiply
    14,138,953.22x = 21,188,659.94 × 7,648,016.24
  4. Step 4: Simplify right side
    14,138,953.22x = 162,051,215,368,369.03
  5. Step 5: Solve for x
    x = 162,051,215,368,369.03/14,138,953.22
  6. Step 6: Final answer
    x = 11,461,330.47

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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.