Home / 7,162,749.76-10,745,291.04-2,114,570.56

Finding the Fourth Proportional to 7,162,749.76, 10,745,291.04 and 2,114,570.56

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Solution

The fourth proportional to 7,162,749.76, 10,745,291.04 and 2,114,570.56 is: 3,172,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,749.76 : 10,745,291.04 = 2,114,570.56 : x
  2. Step 2: Convert to fraction form
    7,162,749.76/10,745,291.04 = 2,114,570.56/x
  3. Step 3: Cross multiply
    7,162,749.76x = 10,745,291.04 × 2,114,570.56
  4. Step 4: Simplify right side
    7,162,749.76x = 22,721,676,091,815.78
  5. Step 5: Solve for x
    x = 22,721,676,091,815.78/7,162,749.76
  6. Step 6: Final answer
    x = 3,172,200.18

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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.