Home / 7,859,416.88-11,788,449.96-4,784,609.64

Finding the Fourth Proportional to 7,859,416.88, 11,788,449.96 and 4,784,609.64

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Solution

The fourth proportional to 7,859,416.88, 11,788,449.96 and 4,784,609.64 is: 7,176,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,416.88 : 11,788,449.96 = 4,784,609.64 : x
  2. Step 2: Convert to fraction form
    7,859,416.88/11,788,449.96 = 4,784,609.64/x
  3. Step 3: Cross multiply
    7,859,416.88x = 11,788,449.96 × 4,784,609.64
  4. Step 4: Simplify right side
    7,859,416.88x = 56,403,131,319,273.62
  5. Step 5: Solve for x
    x = 56,403,131,319,273.62/7,859,416.88
  6. Step 6: Final answer
    x = 7,176,503.32

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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.