Home / 8,891,500.96-12,270,291.87-4,971,396.79

Finding the Fourth Proportional to 8,891,500.96, 12,270,291.87 and 4,971,396.79

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Solution

The fourth proportional to 8,891,500.96, 12,270,291.87 and 4,971,396.79 is: 6,860,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,500.96 : 12,270,291.87 = 4,971,396.79 : x
  2. Step 2: Convert to fraction form
    8,891,500.96/12,270,291.87 = 4,971,396.79/x
  3. Step 3: Cross multiply
    8,891,500.96x = 12,270,291.87 × 4,971,396.79
  4. Step 4: Simplify right side
    8,891,500.96x = 61,000,489,614,881.09
  5. Step 5: Solve for x
    x = 61,000,489,614,881.09/8,891,500.96
  6. Step 6: Final answer
    x = 6,860,539.06

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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.