Home / 6,875,576.75-9,487,740.48-3,975,154.56

Finding the Fourth Proportional to 6,875,576.75, 9,487,740.48 and 3,975,154.56

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Solution

The fourth proportional to 6,875,576.75, 9,487,740.48 and 3,975,154.56 is: 5,485,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,576.75 : 9,487,740.48 = 3,975,154.56 : x
  2. Step 2: Convert to fraction form
    6,875,576.75/9,487,740.48 = 3,975,154.56/x
  3. Step 3: Cross multiply
    6,875,576.75x = 9,487,740.48 × 3,975,154.56
  4. Step 4: Simplify right side
    6,875,576.75x = 37,715,234,833,168.59
  5. Step 5: Solve for x
    x = 37,715,234,833,168.59/6,875,576.75
  6. Step 6: Final answer
    x = 5,485,392.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.