Home / 11,065,455.30-15,270,395.04-6,170,986.74

Finding the Fourth Proportional to 11,065,455.30, 15,270,395.04 and 6,170,986.74

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Solution

The fourth proportional to 11,065,455.30, 15,270,395.04 and 6,170,986.74 is: 8,515,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065,455.30 : 15,270,395.04 = 6,170,986.74 : x
  2. Step 2: Convert to fraction form
    11,065,455.30/15,270,395.04 = 6,170,986.74/x
  3. Step 3: Cross multiply
    11,065,455.30x = 15,270,395.04 × 6,170,986.74
  4. Step 4: Simplify right side
    11,065,455.30x = 94,233,405,306,401.77
  5. Step 5: Solve for x
    x = 94,233,405,306,401.77/11,065,455.30
  6. Step 6: Final answer
    x = 8,515,998.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.