Home / 12,743,561.93-17,586,147.60-6,942,385.94

Finding the Fourth Proportional to 12,743,561.93, 17,586,147.60 and 6,942,385.94

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Solution

The fourth proportional to 12,743,561.93, 17,586,147.60 and 6,942,385.94 is: 9,580,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743,561.93 : 17,586,147.60 = 6,942,385.94 : x
  2. Step 2: Convert to fraction form
    12,743,561.93/17,586,147.60 = 6,942,385.94/x
  3. Step 3: Cross multiply
    12,743,561.93x = 17,586,147.60 × 6,942,385.94
  4. Step 4: Simplify right side
    12,743,561.93x = 122,089,823,749,074.02
  5. Step 5: Solve for x
    x = 122,089,823,749,074.02/12,743,561.93
  6. Step 6: Final answer
    x = 9,580,510.10

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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.