Home / 13,372,457.40-20,058,686.10-3,275,078.40

Finding the Fourth Proportional to 13,372,457.40, 20,058,686.10 and 3,275,078.40

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Solution

The fourth proportional to 13,372,457.40, 20,058,686.10 and 3,275,078.40 is: 4,912,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,457.40 : 20,058,686.10 = 3,275,078.40 : x
  2. Step 2: Convert to fraction form
    13,372,457.40/20,058,686.10 = 3,275,078.40/x
  3. Step 3: Cross multiply
    13,372,457.40x = 20,058,686.10 × 3,275,078.40
  4. Step 4: Simplify right side
    13,372,457.40x = 65,693,769,578,490.24
  5. Step 5: Solve for x
    x = 65,693,769,578,490.24/13,372,457.40
  6. Step 6: Final answer
    x = 4,912,617.60

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Double scale
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Similar ratio
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1.5x scale

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.