Home / 20,080,779.20-30,087,991.20-17,094,795.20

Finding the Fourth Proportional to 20,080,779.20, 30,087,991.20 and 17,094,795.20

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Solution

The fourth proportional to 20,080,779.20, 30,087,991.20 and 17,094,795.20 is: 25,613,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,080,779.20 : 30,087,991.20 = 17,094,795.20 : x
  2. Step 2: Convert to fraction form
    20,080,779.20/30,087,991.20 = 17,094,795.20/x
  3. Step 3: Cross multiply
    20,080,779.20x = 30,087,991.20 × 17,094,795.20
  4. Step 4: Simplify right side
    20,080,779.20x = 514,348,047,543,402.19
  5. Step 5: Solve for x
    x = 514,348,047,543,402.19/20,080,779.20
  6. Step 6: Final answer
    x = 25,613,948.66

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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.