Home / 8,122,823.61-11,203,039.52-6,903,166.52

Finding the Fourth Proportional to 8,122,823.61, 11,203,039.52 and 6,903,166.52

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Solution

The fourth proportional to 8,122,823.61, 11,203,039.52 and 6,903,166.52 is: 9,520,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,823.61 : 11,203,039.52 = 6,903,166.52 : x
  2. Step 2: Convert to fraction form
    8,122,823.61/11,203,039.52 = 6,903,166.52/x
  3. Step 3: Cross multiply
    8,122,823.61x = 11,203,039.52 × 6,903,166.52
  4. Step 4: Simplify right side
    8,122,823.61x = 77,336,447,267,602.84
  5. Step 5: Solve for x
    x = 77,336,447,267,602.84/8,122,823.61
  6. Step 6: Final answer
    x = 9,520,882.27

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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.