Home / 13,534,538.40-20,301,807.60-9,739,850.40

Finding the Fourth Proportional to 13,534,538.40, 20,301,807.60 and 9,739,850.40

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Solution

The fourth proportional to 13,534,538.40, 20,301,807.60 and 9,739,850.40 is: 14,609,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534,538.40 : 20,301,807.60 = 9,739,850.40 : x
  2. Step 2: Convert to fraction form
    13,534,538.40/20,301,807.60 = 9,739,850.40/x
  3. Step 3: Cross multiply
    13,534,538.40x = 20,301,807.60 × 9,739,850.40
  4. Step 4: Simplify right side
    13,534,538.40x = 197,736,568,873,583.06
  5. Step 5: Solve for x
    x = 197,736,568,873,583.06/13,534,538.40
  6. Step 6: Final answer
    x = 14,609,775.60

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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.