Home / 14,615,994.42-21,914,027.01-7,413,640.20

Finding the Fourth Proportional to 14,615,994.42, 21,914,027.01 and 7,413,640.20

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Solution

The fourth proportional to 14,615,994.42, 21,914,027.01 and 7,413,640.20 is: 11,115,405.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,994.42 : 21,914,027.01 = 7,413,640.20 : x
  2. Step 2: Convert to fraction form
    14,615,994.42/21,914,027.01 = 7,413,640.20/x
  3. Step 3: Cross multiply
    14,615,994.42x = 21,914,027.01 × 7,413,640.20
  4. Step 4: Simplify right side
    14,615,994.42x = 162,462,711,585,221.81
  5. Step 5: Solve for x
    x = 162,462,711,585,221.81/14,615,994.42
  6. Step 6: Final answer
    x = 11,115,405.97

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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.