Home / 8,615,917.05-11,889,760.72-4,695,796.95

Finding the Fourth Proportional to 8,615,917.05, 11,889,760.72 and 4,695,796.95

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Solution

The fourth proportional to 8,615,917.05, 11,889,760.72 and 4,695,796.95 is: 6,480,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,917.05 : 11,889,760.72 = 4,695,796.95 : x
  2. Step 2: Convert to fraction form
    8,615,917.05/11,889,760.72 = 4,695,796.95/x
  3. Step 3: Cross multiply
    8,615,917.05x = 11,889,760.72 × 4,695,796.95
  4. Step 4: Simplify right side
    8,615,917.05x = 55,831,902,125,205.81
  5. Step 5: Solve for x
    x = 55,831,902,125,205.81/8,615,917.05
  6. Step 6: Final answer
    x = 6,480,088.17

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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.