Home / 29,126,503.80-43,689,755.70-12,085,399.80

Finding the Fourth Proportional to 29,126,503.80, 43,689,755.70 and 12,085,399.80

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Solution

The fourth proportional to 29,126,503.80, 43,689,755.70 and 12,085,399.80 is: 18,128,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,503.80 : 43,689,755.70 = 12,085,399.80 : x
  2. Step 2: Convert to fraction form
    29,126,503.80/43,689,755.70 = 12,085,399.80/x
  3. Step 3: Cross multiply
    29,126,503.80x = 43,689,755.70 × 12,085,399.80
  4. Step 4: Simplify right side
    29,126,503.80x = 528,008,164,798,828.94
  5. Step 5: Solve for x
    x = 528,008,164,798,828.94/29,126,503.80
  6. Step 6: Final answer
    x = 18,128,099.70

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1.5x scale

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.