Home / 22,147,984.60-33,221,976.90-19,118,770.90

Finding the Fourth Proportional to 22,147,984.60, 33,221,976.90 and 19,118,770.90

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Solution

The fourth proportional to 22,147,984.60, 33,221,976.90 and 19,118,770.90 is: 28,678,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,984.60 : 33,221,976.90 = 19,118,770.90 : x
  2. Step 2: Convert to fraction form
    22,147,984.60/33,221,976.90 = 19,118,770.90/x
  3. Step 3: Cross multiply
    22,147,984.60x = 33,221,976.90 × 19,118,770.90
  4. Step 4: Simplify right side
    22,147,984.60x = 635,163,365,196,192.12
  5. Step 5: Solve for x
    x = 635,163,365,196,192.12/22,147,984.60
  6. Step 6: Final answer
    x = 28,678,156.35

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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.