Home / 36,308,510.40-54,462,765.60-13,279,400.40

Finding the Fourth Proportional to 36,308,510.40, 54,462,765.60 and 13,279,400.40

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Solution

The fourth proportional to 36,308,510.40, 54,462,765.60 and 13,279,400.40 is: 19,919,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,308,510.40 : 54,462,765.60 = 13,279,400.40 : x
  2. Step 2: Convert to fraction form
    36,308,510.40/54,462,765.60 = 13,279,400.40/x
  3. Step 3: Cross multiply
    36,308,510.40x = 54,462,765.60 × 13,279,400.40
  4. Step 4: Simplify right side
    36,308,510.40x = 723,232,871,293,746.25
  5. Step 5: Solve for x
    x = 723,232,871,293,746.25/36,308,510.40
  6. Step 6: Final answer
    x = 19,919,100.60

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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.