Home / 20,154,058.80-30,211,734.60-6,683,953.20

Finding the Fourth Proportional to 20,154,058.80, 30,211,734.60 and 6,683,953.20

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Solution

The fourth proportional to 20,154,058.80, 30,211,734.60 and 6,683,953.20 is: 10,019,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154,058.80 : 30,211,734.60 = 6,683,953.20 : x
  2. Step 2: Convert to fraction form
    20,154,058.80/30,211,734.60 = 6,683,953.20/x
  3. Step 3: Cross multiply
    20,154,058.80x = 30,211,734.60 × 6,683,953.20
  4. Step 4: Simplify right side
    20,154,058.80x = 201,933,820,157,220.75
  5. Step 5: Solve for x
    x = 201,933,820,157,220.75/20,154,058.80
  6. Step 6: Final answer
    x = 10,019,511.31

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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.