Home / 8,627,889.15-11,910,801.53-5,365,754.69

Finding the Fourth Proportional to 8,627,889.15, 11,910,801.53 and 5,365,754.69

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Solution

The fourth proportional to 8,627,889.15, 11,910,801.53 and 5,365,754.69 is: 7,407,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627,889.15 : 11,910,801.53 = 5,365,754.69 : x
  2. Step 2: Convert to fraction form
    8,627,889.15/11,910,801.53 = 5,365,754.69/x
  3. Step 3: Cross multiply
    8,627,889.15x = 11,910,801.53 × 5,365,754.69
  4. Step 4: Simplify right side
    8,627,889.15x = 63,910,439,125,117.05
  5. Step 5: Solve for x
    x = 63,910,439,125,117.05/8,627,889.15
  6. Step 6: Final answer
    x = 7,407,424.69

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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.