Home / 6,151,749.90-8,427,757.40-5,921,742.30

Finding the Fourth Proportional to 6,151,749.90, 8,427,757.40 and 5,921,742.30

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Solution

The fourth proportional to 6,151,749.90, 8,427,757.40 and 5,921,742.30 is: 8,112,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,749.90 : 8,427,757.40 = 5,921,742.30 : x
  2. Step 2: Convert to fraction form
    6,151,749.90/8,427,757.40 = 5,921,742.30/x
  3. Step 3: Cross multiply
    6,151,749.90x = 8,427,757.40 × 5,921,742.30
  4. Step 4: Simplify right side
    6,151,749.90x = 49,907,007,460,109.30
  5. Step 5: Solve for x
    x = 49,907,007,460,109.30/6,151,749.90
  6. Step 6: Final answer
    x = 8,112,652.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.