Home / 19,224,011.20-28,836,016.80-18,373,705.60

Finding the Fourth Proportional to 19,224,011.20, 28,836,016.80 and 18,373,705.60

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Solution

The fourth proportional to 19,224,011.20, 28,836,016.80 and 18,373,705.60 is: 27,560,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224,011.20 : 28,836,016.80 = 18,373,705.60 : x
  2. Step 2: Convert to fraction form
    19,224,011.20/28,836,016.80 = 18,373,705.60/x
  3. Step 3: Cross multiply
    19,224,011.20x = 28,836,016.80 × 18,373,705.60
  4. Step 4: Simplify right side
    19,224,011.20x = 529,824,483,359,854.12
  5. Step 5: Solve for x
    x = 529,824,483,359,854.12/19,224,011.20
  6. Step 6: Final answer
    x = 27,560,558.40

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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.