Home / 16,091,976.80-24,137,965.20-15,980,002.40

Finding the Fourth Proportional to 16,091,976.80, 24,137,965.20 and 15,980,002.40

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Solution

The fourth proportional to 16,091,976.80, 24,137,965.20 and 15,980,002.40 is: 23,970,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091,976.80 : 24,137,965.20 = 15,980,002.40 : x
  2. Step 2: Convert to fraction form
    16,091,976.80/24,137,965.20 = 15,980,002.40/x
  3. Step 3: Cross multiply
    16,091,976.80x = 24,137,965.20 × 15,980,002.40
  4. Step 4: Simplify right side
    16,091,976.80x = 385,724,741,827,116.50
  5. Step 5: Solve for x
    x = 385,724,741,827,116.50/16,091,976.80
  6. Step 6: Final answer
    x = 23,970,003.60

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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.