Home / 13,475,266.60-20,212,899.90-5,384,241.40

Finding the Fourth Proportional to 13,475,266.60, 20,212,899.90 and 5,384,241.40

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Solution

The fourth proportional to 13,475,266.60, 20,212,899.90 and 5,384,241.40 is: 8,076,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,266.60 : 20,212,899.90 = 5,384,241.40 : x
  2. Step 2: Convert to fraction form
    13,475,266.60/20,212,899.90 = 5,384,241.40/x
  3. Step 3: Cross multiply
    13,475,266.60x = 20,212,899.90 × 5,384,241.40
  4. Step 4: Simplify right side
    13,475,266.60x = 108,831,132,455,635.86
  5. Step 5: Solve for x
    x = 108,831,132,455,635.86/13,475,266.60
  6. Step 6: Final answer
    x = 8,076,362.10

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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.