Home / 13,853,827.20-20,784,017.60-4,398,211.20

Finding the Fourth Proportional to 13,853,827.20, 20,784,017.60 and 4,398,211.20

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Solution

The fourth proportional to 13,853,827.20, 20,784,017.60 and 4,398,211.20 is: 6,598,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,827.20 : 20,784,017.60 = 4,398,211.20 : x
  2. Step 2: Convert to fraction form
    13,853,827.20/20,784,017.60 = 4,398,211.20/x
  3. Step 3: Cross multiply
    13,853,827.20x = 20,784,017.60 × 4,398,211.20
  4. Step 4: Simplify right side
    13,853,827.20x = 91,412,498,989,317.12
  5. Step 5: Solve for x
    x = 91,412,498,989,317.12/13,853,827.20
  6. Step 6: Final answer
    x = 6,598,357.09

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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.