Home / 8,803,382.88-12,145,764.36-5,317,419.12

Finding the Fourth Proportional to 8,803,382.88, 12,145,764.36 and 5,317,419.12

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Solution

The fourth proportional to 8,803,382.88, 12,145,764.36 and 5,317,419.12 is: 7,336,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,382.88 : 12,145,764.36 = 5,317,419.12 : x
  2. Step 2: Convert to fraction form
    8,803,382.88/12,145,764.36 = 5,317,419.12/x
  3. Step 3: Cross multiply
    8,803,382.88x = 12,145,764.36 × 5,317,419.12
  4. Step 4: Simplify right side
    8,803,382.88x = 64,584,119,634,878.56
  5. Step 5: Solve for x
    x = 64,584,119,634,878.56/8,803,382.88
  6. Step 6: Final answer
    x = 7,336,284.30

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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.