Home / 12,097,927.20-18,146,890.80-10,271,344.80

Finding the Fourth Proportional to 12,097,927.20, 18,146,890.80 and 10,271,344.80

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Solution

The fourth proportional to 12,097,927.20, 18,146,890.80 and 10,271,344.80 is: 15,407,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,927.20 : 18,146,890.80 = 10,271,344.80 : x
  2. Step 2: Convert to fraction form
    12,097,927.20/18,146,890.80 = 10,271,344.80/x
  3. Step 3: Cross multiply
    12,097,927.20x = 18,146,890.80 × 10,271,344.80
  4. Step 4: Simplify right side
    12,097,927.20x = 186,392,972,454,747.88
  5. Step 5: Solve for x
    x = 186,392,972,454,747.88/12,097,927.20
  6. Step 6: Final answer
    x = 15,407,017.20

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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.