Home / 20,580,657.26-30,843,555.33-10,862,985.77

Finding the Fourth Proportional to 20,580,657.26, 30,843,555.33 and 10,862,985.77

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Solution

The fourth proportional to 20,580,657.26, 30,843,555.33 and 10,862,985.77 is: 16,280,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,580,657.26 : 30,843,555.33 = 10,862,985.77 : x
  2. Step 2: Convert to fraction form
    20,580,657.26/30,843,555.33 = 10,862,985.77/x
  3. Step 3: Cross multiply
    20,580,657.26x = 30,843,555.33 × 10,862,985.77
  4. Step 4: Simplify right side
    20,580,657.26x = 335,053,102,645,997.62
  5. Step 5: Solve for x
    x = 335,053,102,645,997.62/20,580,657.26
  6. Step 6: Final answer
    x = 16,280,000.12

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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.