Home / 13,809,543.29-20,708,312.07-3,959,437.44

Finding the Fourth Proportional to 13,809,543.29, 20,708,312.07 and 3,959,437.44

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Solution

The fourth proportional to 13,809,543.29, 20,708,312.07 and 3,959,437.44 is: 5,937,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809,543.29 : 20,708,312.07 = 3,959,437.44 : x
  2. Step 2: Convert to fraction form
    13,809,543.29/20,708,312.07 = 3,959,437.44/x
  3. Step 3: Cross multiply
    13,809,543.29x = 20,708,312.07 × 3,959,437.44
  4. Step 4: Simplify right side
    13,809,543.29x = 81,993,266,221,665.97
  5. Step 5: Solve for x
    x = 81,993,266,221,665.97/13,809,543.29
  6. Step 6: Final answer
    x = 5,937,435.04

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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.