Home / 8,629,880.43-11,909,520.99-4,709,851.14

Finding the Fourth Proportional to 8,629,880.43, 11,909,520.99 and 4,709,851.14

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Solution

The fourth proportional to 8,629,880.43, 11,909,520.99 and 4,709,851.14 is: 6,499,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,880.43 : 11,909,520.99 = 4,709,851.14 : x
  2. Step 2: Convert to fraction form
    8,629,880.43/11,909,520.99 = 4,709,851.14/x
  3. Step 3: Cross multiply
    8,629,880.43x = 11,909,520.99 × 4,709,851.14
  4. Step 4: Simplify right side
    8,629,880.43x = 56,092,071,011,605.42
  5. Step 5: Solve for x
    x = 56,092,071,011,605.42/8,629,880.43
  6. Step 6: Final answer
    x = 6,499,750.66

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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.