Home / 8,416,487.61-11,607,004.13-5,313,620.61

Finding the Fourth Proportional to 8,416,487.61, 11,607,004.13 and 5,313,620.61

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Solution

The fourth proportional to 8,416,487.61, 11,607,004.13 and 5,313,620.61 is: 7,327,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416,487.61 : 11,607,004.13 = 5,313,620.61 : x
  2. Step 2: Convert to fraction form
    8,416,487.61/11,607,004.13 = 5,313,620.61/x
  3. Step 3: Cross multiply
    8,416,487.61x = 11,607,004.13 × 5,313,620.61
  4. Step 4: Simplify right side
    8,416,487.61x = 61,675,216,338,955.02
  5. Step 5: Solve for x
    x = 61,675,216,338,955.02/8,416,487.61
  6. Step 6: Final answer
    x = 7,327,904.37

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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.