Home / 11,359,728.28-17,026,970.91-8,655,137.02

Finding the Fourth Proportional to 11,359,728.28, 17,026,970.91 and 8,655,137.02

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Solution

The fourth proportional to 11,359,728.28, 17,026,970.91 and 8,655,137.02 is: 12,973,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359,728.28 : 17,026,970.91 = 8,655,137.02 : x
  2. Step 2: Convert to fraction form
    11,359,728.28/17,026,970.91 = 8,655,137.02/x
  3. Step 3: Cross multiply
    11,359,728.28x = 17,026,970.91 × 8,655,137.02
  4. Step 4: Simplify right side
    11,359,728.28x = 147,370,766,261,604.09
  5. Step 5: Solve for x
    x = 147,370,766,261,604.09/11,359,728.28
  6. Step 6: Final answer
    x = 12,973,089.02

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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.