Home / 15,962,822.36-22,028,694.02-8,620,654.79

Finding the Fourth Proportional to 15,962,822.36, 22,028,694.02 and 8,620,654.79

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Solution

The fourth proportional to 15,962,822.36, 22,028,694.02 and 8,620,654.79 is: 11,896,503.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,822.36 : 22,028,694.02 = 8,620,654.79 : x
  2. Step 2: Convert to fraction form
    15,962,822.36/22,028,694.02 = 8,620,654.79/x
  3. Step 3: Cross multiply
    15,962,822.36x = 22,028,694.02 × 8,620,654.79
  4. Step 4: Simplify right side
    15,962,822.36x = 189,901,766,632,925.84
  5. Step 5: Solve for x
    x = 189,901,766,632,925.84/15,962,822.36
  6. Step 6: Final answer
    x = 11,896,503.16

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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.