Home / 6,126,038.20-9,189,057.30-1,638,314.20

Finding the Fourth Proportional to 6,126,038.20, 9,189,057.30 and 1,638,314.20

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Solution

The fourth proportional to 6,126,038.20, 9,189,057.30 and 1,638,314.20 is: 2,457,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,038.20 : 9,189,057.30 = 1,638,314.20 : x
  2. Step 2: Convert to fraction form
    6,126,038.20/9,189,057.30 = 1,638,314.20/x
  3. Step 3: Cross multiply
    6,126,038.20x = 9,189,057.30 × 1,638,314.20
  4. Step 4: Simplify right side
    6,126,038.20x = 15,054,563,059,203.66
  5. Step 5: Solve for x
    x = 15,054,563,059,203.66/6,126,038.20
  6. Step 6: Final answer
    x = 2,457,471.30

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Double scale
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Similar ratio
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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.