Home / 7,347,343.56-10,140,979.38-4,085,301.84

Finding the Fourth Proportional to 7,347,343.56, 10,140,979.38 and 4,085,301.84

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Solution

The fourth proportional to 7,347,343.56, 10,140,979.38 and 4,085,301.84 is: 5,638,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,343.56 : 10,140,979.38 = 4,085,301.84 : x
  2. Step 2: Convert to fraction form
    7,347,343.56/10,140,979.38 = 4,085,301.84/x
  3. Step 3: Cross multiply
    7,347,343.56x = 10,140,979.38 × 4,085,301.84
  4. Step 4: Simplify right side
    7,347,343.56x = 41,428,961,720,516.06
  5. Step 5: Solve for x
    x = 41,428,961,720,516.06/7,347,343.56
  6. Step 6: Final answer
    x = 5,638,631.35

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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.