Home / 13,802,014.10-20,703,021.15-3,705,655.70

Finding the Fourth Proportional to 13,802,014.10, 20,703,021.15 and 3,705,655.70

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Solution

The fourth proportional to 13,802,014.10, 20,703,021.15 and 3,705,655.70 is: 5,558,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,014.10 : 20,703,021.15 = 3,705,655.70 : x
  2. Step 2: Convert to fraction form
    13,802,014.10/20,703,021.15 = 3,705,655.70/x
  3. Step 3: Cross multiply
    13,802,014.10x = 20,703,021.15 × 3,705,655.70
  4. Step 4: Simplify right side
    13,802,014.10x = 76,718,268,331,718.05
  5. Step 5: Solve for x
    x = 76,718,268,331,718.05/13,802,014.10
  6. Step 6: Final answer
    x = 5,558,483.55

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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.