Home / 13,989,909.82-20,976,316.82-6,705,598.54

Finding the Fourth Proportional to 13,989,909.82, 20,976,316.82 and 6,705,598.54

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Solution

The fourth proportional to 13,989,909.82, 20,976,316.82 and 6,705,598.54 is: 10,054,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,989,909.82 : 20,976,316.82 = 6,705,598.54 : x
  2. Step 2: Convert to fraction form
    13,989,909.82/20,976,316.82 = 6,705,598.54/x
  3. Step 3: Cross multiply
    13,989,909.82x = 20,976,316.82 × 6,705,598.54
  4. Step 4: Simplify right side
    13,989,909.82x = 140,658,759,442,769.45
  5. Step 5: Solve for x
    x = 140,658,759,442,769.45/13,989,909.82
  6. Step 6: Final answer
    x = 10,054,300.65

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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.