Home / 8,284,615.07-11,426,879.47-5,529,913.61

Finding the Fourth Proportional to 8,284,615.07, 11,426,879.47 and 5,529,913.61

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Solution

The fourth proportional to 8,284,615.07, 11,426,879.47 and 5,529,913.61 is: 7,627,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,615.07 : 11,426,879.47 = 5,529,913.61 : x
  2. Step 2: Convert to fraction form
    8,284,615.07/11,426,879.47 = 5,529,913.61/x
  3. Step 3: Cross multiply
    8,284,615.07x = 11,426,879.47 × 5,529,913.61
  4. Step 4: Simplify right side
    8,284,615.07x = 63,189,656,273,333.02
  5. Step 5: Solve for x
    x = 63,189,656,273,333.02/8,284,615.07
  6. Step 6: Final answer
    x = 7,627,349.70

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1.5x scale

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.