Home / 13,765,015.80-20,623,904.10-6,561,037.80

Finding the Fourth Proportional to 13,765,015.80, 20,623,904.10 and 6,561,037.80

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Solution

The fourth proportional to 13,765,015.80, 20,623,904.10 and 6,561,037.80 is: 9,830,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,765,015.80 : 20,623,904.10 = 6,561,037.80 : x
  2. Step 2: Convert to fraction form
    13,765,015.80/20,623,904.10 = 6,561,037.80/x
  3. Step 3: Cross multiply
    13,765,015.80x = 20,623,904.10 × 6,561,037.80
  4. Step 4: Simplify right side
    13,765,015.80x = 135,314,214,383,674.98
  5. Step 5: Solve for x
    x = 135,314,214,383,674.98/13,765,015.80
  6. Step 6: Final answer
    x = 9,830,298.52

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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.