Home / 21,705,779.80-32,563,335.30-6,561,242.20

Finding the Fourth Proportional to 21,705,779.80, 32,563,335.30 and 6,561,242.20

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Solution

The fourth proportional to 21,705,779.80, 32,563,335.30 and 6,561,242.20 is: 9,843,273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,705,779.80 : 32,563,335.30 = 6,561,242.20 : x
  2. Step 2: Convert to fraction form
    21,705,779.80/32,563,335.30 = 6,561,242.20/x
  3. Step 3: Cross multiply
    21,705,779.80x = 32,563,335.30 × 6,561,242.20
  4. Step 4: Simplify right side
    21,705,779.80x = 213,655,929,743,109.66
  5. Step 5: Solve for x
    x = 213,655,929,743,109.66/21,705,779.80
  6. Step 6: Final answer
    x = 9,843,273.62

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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.