Home / 18,910,054.26-28,319,627.70-10,798,471.26

Finding the Fourth Proportional to 18,910,054.26, 28,319,627.70 and 10,798,471.26

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Solution

The fourth proportional to 18,910,054.26, 28,319,627.70 and 10,798,471.26 is: 16,171,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910,054.26 : 28,319,627.70 = 10,798,471.26 : x
  2. Step 2: Convert to fraction form
    18,910,054.26/28,319,627.70 = 10,798,471.26/x
  3. Step 3: Cross multiply
    18,910,054.26x = 28,319,627.70 × 10,798,471.26
  4. Step 4: Simplify right side
    18,910,054.26x = 305,808,685,812,349.88
  5. Step 5: Solve for x
    x = 305,808,685,812,349.88/18,910,054.26
  6. Step 6: Final answer
    x = 16,171,750.84

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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.