Home / 61,070,316.48-91,603,375.20-15,632,504.64

Finding the Fourth Proportional to 61,070,316.48, 91,603,375.20 and 15,632,504.64

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Solution

The fourth proportional to 61,070,316.48, 91,603,375.20 and 15,632,504.64 is: 23,448,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,070,316.48 : 91,603,375.20 = 15,632,504.64 : x
  2. Step 2: Convert to fraction form
    61,070,316.48/91,603,375.20 = 15,632,504.64/x
  3. Step 3: Cross multiply
    61,070,316.48x = 91,603,375.20 × 15,632,504.64
  4. Step 4: Simplify right side
    61,070,316.48x = 1,431,990,187,853,661
  5. Step 5: Solve for x
    x = 1,431,990,187,853,661/61,070,316.48
  6. Step 6: Final answer
    x = 23,448,219.53

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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.