Home / 13,372,373.70-20,058,560.55-11,459,186.10

Finding the Fourth Proportional to 13,372,373.70, 20,058,560.55 and 11,459,186.10

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Solution

The fourth proportional to 13,372,373.70, 20,058,560.55 and 11,459,186.10 is: 17,188,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,373.70 : 20,058,560.55 = 11,459,186.10 : x
  2. Step 2: Convert to fraction form
    13,372,373.70/20,058,560.55 = 11,459,186.10/x
  3. Step 3: Cross multiply
    13,372,373.70x = 20,058,560.55 × 11,459,186.10
  4. Step 4: Simplify right side
    13,372,373.70x = 229,854,778,240,568.34
  5. Step 5: Solve for x
    x = 229,854,778,240,568.34/13,372,373.70
  6. Step 6: Final answer
    x = 17,188,779.15

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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.