Home / 22,665,167.80-33,997,751.70-19,157,657.20

Finding the Fourth Proportional to 22,665,167.80, 33,997,751.70 and 19,157,657.20

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Solution

The fourth proportional to 22,665,167.80, 33,997,751.70 and 19,157,657.20 is: 28,736,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665,167.80 : 33,997,751.70 = 19,157,657.20 : x
  2. Step 2: Convert to fraction form
    22,665,167.80/33,997,751.70 = 19,157,657.20/x
  3. Step 3: Cross multiply
    22,665,167.80x = 33,997,751.70 × 19,157,657.20
  4. Step 4: Simplify right side
    22,665,167.80x = 651,317,272,639,317.25
  5. Step 5: Solve for x
    x = 651,317,272,639,317.25/22,665,167.80
  6. Step 6: Final answer
    x = 28,736,485.80

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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.