Home / 13,475,331.60-20,212,997.40-5,384,306.40

Finding the Fourth Proportional to 13,475,331.60, 20,212,997.40 and 5,384,306.40

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Solution

The fourth proportional to 13,475,331.60, 20,212,997.40 and 5,384,306.40 is: 8,076,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,331.60 : 20,212,997.40 = 5,384,306.40 : x
  2. Step 2: Convert to fraction form
    13,475,331.60/20,212,997.40 = 5,384,306.40/x
  3. Step 3: Cross multiply
    13,475,331.60x = 20,212,997.40 × 5,384,306.40
  4. Step 4: Simplify right side
    13,475,331.60x = 108,832,971,264,003.36
  5. Step 5: Solve for x
    x = 108,832,971,264,003.36/13,475,331.60
  6. Step 6: Final answer
    x = 8,076,459.60

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1.5x scale

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.