Home / 9,182,311.60-13,756,878.60-7,855,207.60

Finding the Fourth Proportional to 9,182,311.60, 13,756,878.60 and 7,855,207.60

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Solution

The fourth proportional to 9,182,311.60, 13,756,878.60 and 7,855,207.60 is: 11,768,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182,311.60 : 13,756,878.60 = 7,855,207.60 : x
  2. Step 2: Convert to fraction form
    9,182,311.60/13,756,878.60 = 7,855,207.60/x
  3. Step 3: Cross multiply
    9,182,311.60x = 13,756,878.60 × 7,855,207.60
  4. Step 4: Simplify right side
    9,182,311.60x = 108,063,137,330,997.36
  5. Step 5: Solve for x
    x = 108,063,137,330,997.36/9,182,311.60
  6. Step 6: Final answer
    x = 11,768,620.15

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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.