Home / 19,608,017.60-29,380,533.60-18,474,276.80

Finding the Fourth Proportional to 19,608,017.60, 29,380,533.60 and 18,474,276.80

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Solution

The fourth proportional to 19,608,017.60, 29,380,533.60 and 18,474,276.80 is: 27,681,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608,017.60 : 29,380,533.60 = 18,474,276.80 : x
  2. Step 2: Convert to fraction form
    19,608,017.60/29,380,533.60 = 18,474,276.80/x
  3. Step 3: Cross multiply
    19,608,017.60x = 29,380,533.60 × 18,474,276.80
  4. Step 4: Simplify right side
    19,608,017.60x = 542,784,110,258,100.50
  5. Step 5: Solve for x
    x = 542,784,110,258,100.50/19,608,017.60
  6. Step 6: Final answer
    x = 27,681,743.32

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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.