Home / 15,754,183.20-23,631,274.80-8,587,821.60

Finding the Fourth Proportional to 15,754,183.20, 23,631,274.80 and 8,587,821.60

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Solution

The fourth proportional to 15,754,183.20, 23,631,274.80 and 8,587,821.60 is: 12,881,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,183.20 : 23,631,274.80 = 8,587,821.60 : x
  2. Step 2: Convert to fraction form
    15,754,183.20/23,631,274.80 = 8,587,821.60/x
  3. Step 3: Cross multiply
    15,754,183.20x = 23,631,274.80 × 8,587,821.60
  4. Step 4: Simplify right side
    15,754,183.20x = 202,941,172,162,975.69
  5. Step 5: Solve for x
    x = 202,941,172,162,975.69/15,754,183.20
  6. Step 6: Final answer
    x = 12,881,732.40

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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.