Home / 36,790,970.61-55,194,998.28-12,530,107.59

Finding the Fourth Proportional to 36,790,970.61, 55,194,998.28 and 12,530,107.59

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Solution

The fourth proportional to 36,790,970.61, 55,194,998.28 and 12,530,107.59 is: 18,798,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790,970.61 : 55,194,998.28 = 12,530,107.59 : x
  2. Step 2: Convert to fraction form
    36,790,970.61/55,194,998.28 = 12,530,107.59/x
  3. Step 3: Cross multiply
    36,790,970.61x = 55,194,998.28 × 12,530,107.59
  4. Step 4: Simplify right side
    36,790,970.61x = 691,599,266,878,265
  5. Step 5: Solve for x
    x = 691,599,266,878,265/36,790,970.61
  6. Step 6: Final answer
    x = 18,798,070.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.