Home / 28,729,399.80-43,094,099.70-17,391,991.80

Finding the Fourth Proportional to 28,729,399.80, 43,094,099.70 and 17,391,991.80

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Solution

The fourth proportional to 28,729,399.80, 43,094,099.70 and 17,391,991.80 is: 26,087,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,729,399.80 : 43,094,099.70 = 17,391,991.80 : x
  2. Step 2: Convert to fraction form
    28,729,399.80/43,094,099.70 = 17,391,991.80/x
  3. Step 3: Cross multiply
    28,729,399.80x = 43,094,099.70 × 17,391,991.80
  4. Step 4: Simplify right side
    28,729,399.80x = 749,492,228,610,782.50
  5. Step 5: Solve for x
    x = 749,492,228,610,782.50/28,729,399.80
  6. Step 6: Final answer
    x = 26,087,987.70

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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.