Home / 7,639,232.38-11,456,417.85-2,520,708.10

Finding the Fourth Proportional to 7,639,232.38, 11,456,417.85 and 2,520,708.10

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Solution

The fourth proportional to 7,639,232.38, 11,456,417.85 and 2,520,708.10 is: 3,780,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,232.38 : 11,456,417.85 = 2,520,708.10 : x
  2. Step 2: Convert to fraction form
    7,639,232.38/11,456,417.85 = 2,520,708.10/x
  3. Step 3: Cross multiply
    7,639,232.38x = 11,456,417.85 × 2,520,708.10
  4. Step 4: Simplify right side
    7,639,232.38x = 28,878,285,271,479.59
  5. Step 5: Solve for x
    x = 28,878,285,271,479.59/7,639,232.38
  6. Step 6: Final answer
    x = 3,780,260.09

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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.