Home / 7,091,148.24-10,640,044.08-3,494,954.88

Finding the Fourth Proportional to 7,091,148.24, 10,640,044.08 and 3,494,954.88

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Solution

The fourth proportional to 7,091,148.24, 10,640,044.08 and 3,494,954.88 is: 5,244,069.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091,148.24 : 10,640,044.08 = 3,494,954.88 : x
  2. Step 2: Convert to fraction form
    7,091,148.24/10,640,044.08 = 3,494,954.88/x
  3. Step 3: Cross multiply
    7,091,148.24x = 10,640,044.08 × 3,494,954.88
  4. Step 4: Simplify right side
    7,091,148.24x = 37,186,473,980,811.11
  5. Step 5: Solve for x
    x = 37,186,473,980,811.11/7,091,148.24
  6. Step 6: Final answer
    x = 5,244,069.47

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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.