Home / 6,945,771.80-10,418,657.70-6,556,048.40

Finding the Fourth Proportional to 6,945,771.80, 10,418,657.70 and 6,556,048.40

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Solution

The fourth proportional to 6,945,771.80, 10,418,657.70 and 6,556,048.40 is: 9,834,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,771.80 : 10,418,657.70 = 6,556,048.40 : x
  2. Step 2: Convert to fraction form
    6,945,771.80/10,418,657.70 = 6,556,048.40/x
  3. Step 3: Cross multiply
    6,945,771.80x = 10,418,657.70 × 6,556,048.40
  4. Step 4: Simplify right side
    6,945,771.80x = 68,305,224,144,232.68
  5. Step 5: Solve for x
    x = 68,305,224,144,232.68/6,945,771.80
  6. Step 6: Final answer
    x = 9,834,072.60

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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.