Home / 26,028,002.40-39,042,003.60-19,309,538.40

Finding the Fourth Proportional to 26,028,002.40, 39,042,003.60 and 19,309,538.40

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Solution

The fourth proportional to 26,028,002.40, 39,042,003.60 and 19,309,538.40 is: 28,964,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,028,002.40 : 39,042,003.60 = 19,309,538.40 : x
  2. Step 2: Convert to fraction form
    26,028,002.40/39,042,003.60 = 19,309,538.40/x
  3. Step 3: Cross multiply
    26,028,002.40x = 39,042,003.60 × 19,309,538.40
  4. Step 4: Simplify right side
    26,028,002.40x = 753,883,067,727,138.25
  5. Step 5: Solve for x
    x = 753,883,067,727,138.25/26,028,002.40
  6. Step 6: Final answer
    x = 28,964,307.60

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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.