Home / 8,760,313.80-13,134,768.30-7,864,518.60

Finding the Fourth Proportional to 8,760,313.80, 13,134,768.30 and 7,864,518.60

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Solution

The fourth proportional to 8,760,313.80, 13,134,768.30 and 7,864,518.60 is: 11,791,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760,313.80 : 13,134,768.30 = 7,864,518.60 : x
  2. Step 2: Convert to fraction form
    8,760,313.80/13,134,768.30 = 7,864,518.60/x
  3. Step 3: Cross multiply
    8,760,313.80x = 13,134,768.30 × 7,864,518.60
  4. Step 4: Simplify right side
    8,760,313.80x = 103,298,629,602,040.38
  5. Step 5: Solve for x
    x = 103,298,629,602,040.38/8,760,313.80
  6. Step 6: Final answer
    x = 11,791,658.60

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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.