Home / 12,798,003.80-19,197,005.70-8,015,034.80

Finding the Fourth Proportional to 12,798,003.80, 19,197,005.70 and 8,015,034.80

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Solution

The fourth proportional to 12,798,003.80, 19,197,005.70 and 8,015,034.80 is: 12,022,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798,003.80 : 19,197,005.70 = 8,015,034.80 : x
  2. Step 2: Convert to fraction form
    12,798,003.80/19,197,005.70 = 8,015,034.80/x
  3. Step 3: Cross multiply
    12,798,003.80x = 19,197,005.70 × 8,015,034.80
  4. Step 4: Simplify right side
    12,798,003.80x = 153,864,668,741,298.34
  5. Step 5: Solve for x
    x = 153,864,668,741,298.34/12,798,003.80
  6. Step 6: Final answer
    x = 12,022,552.20

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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.