Home / 8,189,588.78-11,301,599.78-4,518,733.58

Finding the Fourth Proportional to 8,189,588.78, 11,301,599.78 and 4,518,733.58

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Solution

The fourth proportional to 8,189,588.78, 11,301,599.78 and 4,518,733.58 is: 6,235,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,588.78 : 11,301,599.78 = 4,518,733.58 : x
  2. Step 2: Convert to fraction form
    8,189,588.78/11,301,599.78 = 4,518,733.58/x
  3. Step 3: Cross multiply
    8,189,588.78x = 11,301,599.78 × 4,518,733.58
  4. Step 4: Simplify right side
    8,189,588.78x = 51,068,918,433,606.61
  5. Step 5: Solve for x
    x = 51,068,918,433,606.61/8,189,588.78
  6. Step 6: Final answer
    x = 6,235,834.28

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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.