Home / 15,962,824.61-22,028,697.11-8,620,657.05

Finding the Fourth Proportional to 15,962,824.61, 22,028,697.11 and 8,620,657.05

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Solution

The fourth proportional to 15,962,824.61, 22,028,697.11 and 8,620,657.05 is: 11,896,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,824.61 : 22,028,697.11 = 8,620,657.05 : x
  2. Step 2: Convert to fraction form
    15,962,824.61/22,028,697.11 = 8,620,657.05/x
  3. Step 3: Cross multiply
    15,962,824.61x = 22,028,697.11 × 8,620,657.05
  4. Step 4: Simplify right side
    15,962,824.61x = 189,901,843,000,532.88
  5. Step 5: Solve for x
    x = 189,901,843,000,532.88/15,962,824.61
  6. Step 6: Final answer
    x = 11,896,506.27

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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.