Home / 8,469,911.12-11,687,528.63-4,798,041.31

Finding the Fourth Proportional to 8,469,911.12, 11,687,528.63 and 4,798,041.31

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Solution

The fourth proportional to 8,469,911.12, 11,687,528.63 and 4,798,041.31 is: 6,620,759.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,911.12 : 11,687,528.63 = 4,798,041.31 : x
  2. Step 2: Convert to fraction form
    8,469,911.12/11,687,528.63 = 4,798,041.31/x
  3. Step 3: Cross multiply
    8,469,911.12x = 11,687,528.63 × 4,798,041.31
  4. Step 4: Simplify right side
    8,469,911.12x = 56,077,245,161,323.99
  5. Step 5: Solve for x
    x = 56,077,245,161,323.99/8,469,911.12
  6. Step 6: Final answer
    x = 6,620,759.57

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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.