Home / 6,885,886.08-9,505,080.92-5,915,120.52

Finding the Fourth Proportional to 6,885,886.08, 9,505,080.92 and 5,915,120.52

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Solution

The fourth proportional to 6,885,886.08, 9,505,080.92 and 5,915,120.52 is: 8,165,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,886.08 : 9,505,080.92 = 5,915,120.52 : x
  2. Step 2: Convert to fraction form
    6,885,886.08/9,505,080.92 = 5,915,120.52/x
  3. Step 3: Cross multiply
    6,885,886.08x = 9,505,080.92 × 5,915,120.52
  4. Step 4: Simplify right side
    6,885,886.08x = 56,223,699,194,152.48
  5. Step 5: Solve for x
    x = 56,223,699,194,152.48/6,885,886.08
  6. Step 6: Final answer
    x = 8,165,063.80

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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.