Home / 16,829,121.20-25,260,270.60-8,319,066.80

Finding the Fourth Proportional to 16,829,121.20, 25,260,270.60 and 8,319,066.80

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Solution

The fourth proportional to 16,829,121.20, 25,260,270.60 and 8,319,066.80 is: 12,486,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829,121.20 : 25,260,270.60 = 8,319,066.80 : x
  2. Step 2: Convert to fraction form
    16,829,121.20/25,260,270.60 = 8,319,066.80/x
  3. Step 3: Cross multiply
    16,829,121.20x = 25,260,270.60 × 8,319,066.80
  4. Step 4: Simplify right side
    16,829,121.20x = 210,141,878,507,476.09
  5. Step 5: Solve for x
    x = 210,141,878,507,476.09/16,829,121.20
  6. Step 6: Final answer
    x = 12,486,800.47

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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.