Home / 7,100,091.56-9,802,851.18-4,200,411.44

Finding the Fourth Proportional to 7,100,091.56, 9,802,851.18 and 4,200,411.44

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Solution

The fourth proportional to 7,100,091.56, 9,802,851.18 and 4,200,411.44 is: 5,799,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,091.56 : 9,802,851.18 = 4,200,411.44 : x
  2. Step 2: Convert to fraction form
    7,100,091.56/9,802,851.18 = 4,200,411.44/x
  3. Step 3: Cross multiply
    7,100,091.56x = 9,802,851.18 × 4,200,411.44
  4. Step 4: Simplify right side
    7,100,091.56x = 41,176,008,241,089.50
  5. Step 5: Solve for x
    x = 41,176,008,241,089.50/7,100,091.56
  6. Step 6: Final answer
    x = 5,799,362.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.