Home / 29,205,655.20-43,808,482.80-21,647,383.20

Finding the Fourth Proportional to 29,205,655.20, 43,808,482.80 and 21,647,383.20

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Solution

The fourth proportional to 29,205,655.20, 43,808,482.80 and 21,647,383.20 is: 32,471,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205,655.20 : 43,808,482.80 = 21,647,383.20 : x
  2. Step 2: Convert to fraction form
    29,205,655.20/43,808,482.80 = 21,647,383.20/x
  3. Step 3: Cross multiply
    29,205,655.20x = 43,808,482.80 × 21,647,383.20
  4. Step 4: Simplify right side
    29,205,655.20x = 948,339,014,582,208.88
  5. Step 5: Solve for x
    x = 948,339,014,582,208.88/29,205,655.20
  6. Step 6: Final answer
    x = 32,471,074.80

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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.