Home / 9,214,989.56-12,719,214.70-5,348,756.28

Finding the Fourth Proportional to 9,214,989.56, 12,719,214.70 and 5,348,756.28

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Solution

The fourth proportional to 9,214,989.56, 12,719,214.70 and 5,348,756.28 is: 7,382,751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,989.56 : 12,719,214.70 = 5,348,756.28 : x
  2. Step 2: Convert to fraction form
    9,214,989.56/12,719,214.70 = 5,348,756.28/x
  3. Step 3: Cross multiply
    9,214,989.56x = 12,719,214.70 × 5,348,756.28
  4. Step 4: Simplify right side
    9,214,989.56x = 68,031,979,503,293.31
  5. Step 5: Solve for x
    x = 68,031,979,503,293.31/9,214,989.56
  6. Step 6: Final answer
    x = 7,382,751.66

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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.