Home / 8,428,472.64-11,631,323.16-4,560,993.36

Finding the Fourth Proportional to 8,428,472.64, 11,631,323.16 and 4,560,993.36

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Solution

The fourth proportional to 8,428,472.64, 11,631,323.16 and 4,560,993.36 is: 6,294,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,472.64 : 11,631,323.16 = 4,560,993.36 : x
  2. Step 2: Convert to fraction form
    8,428,472.64/11,631,323.16 = 4,560,993.36/x
  3. Step 3: Cross multiply
    8,428,472.64x = 11,631,323.16 × 4,560,993.36
  4. Step 4: Simplify right side
    8,428,472.64x = 53,050,387,700,774.22
  5. Step 5: Solve for x
    x = 53,050,387,700,774.22/8,428,472.64
  6. Step 6: Final answer
    x = 6,294,187.57

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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.