Home / 7,148,048.32-10,727,387.70-2,888,253.46

Finding the Fourth Proportional to 7,148,048.32, 10,727,387.70 and 2,888,253.46

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Solution

The fourth proportional to 7,148,048.32, 10,727,387.70 and 2,888,253.46 is: 4,334,527.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,048.32 : 10,727,387.70 = 2,888,253.46 : x
  2. Step 2: Convert to fraction form
    7,148,048.32/10,727,387.70 = 2,888,253.46/x
  3. Step 3: Cross multiply
    7,148,048.32x = 10,727,387.70 × 2,888,253.46
  4. Step 4: Simplify right side
    7,148,048.32x = 30,983,414,641,286.44
  5. Step 5: Solve for x
    x = 30,983,414,641,286.44/7,148,048.32
  6. Step 6: Final answer
    x = 4,334,527.87

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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.