Home / 45,969,737.80-68,954,606.70-20,383,587.40

Finding the Fourth Proportional to 45,969,737.80, 68,954,606.70 and 20,383,587.40

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Solution

The fourth proportional to 45,969,737.80, 68,954,606.70 and 20,383,587.40 is: 30,575,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,737.80 : 68,954,606.70 = 20,383,587.40 : x
  2. Step 2: Convert to fraction form
    45,969,737.80/68,954,606.70 = 20,383,587.40/x
  3. Step 3: Cross multiply
    45,969,737.80x = 68,954,606.70 × 20,383,587.40
  4. Step 4: Simplify right side
    45,969,737.80x = 1,405,542,252,302,075.50
  5. Step 5: Solve for x
    x = 1,405,542,252,302,075.50/45,969,737.80
  6. Step 6: Final answer
    x = 30,575,381.10

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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.