Home / 7,298,049.72-10,071,283.50-4,078,785.72

Finding the Fourth Proportional to 7,298,049.72, 10,071,283.50 and 4,078,785.72

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Solution

The fourth proportional to 7,298,049.72, 10,071,283.50 and 4,078,785.72 is: 5,628,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298,049.72 : 10,071,283.50 = 4,078,785.72 : x
  2. Step 2: Convert to fraction form
    7,298,049.72/10,071,283.50 = 4,078,785.72/x
  3. Step 3: Cross multiply
    7,298,049.72x = 10,071,283.50 × 4,078,785.72
  4. Step 4: Simplify right side
    7,298,049.72x = 41,078,607,321,871.62
  5. Step 5: Solve for x
    x = 41,078,607,321,871.62/7,298,049.72
  6. Step 6: Final answer
    x = 5,628,710.26

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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.