Home / 9,775,265.72-13,489,823.43-5,424,341.60

Finding the Fourth Proportional to 9,775,265.72, 13,489,823.43 and 5,424,341.60

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Solution

The fourth proportional to 9,775,265.72, 13,489,823.43 and 5,424,341.60 is: 7,485,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775,265.72 : 13,489,823.43 = 5,424,341.60 : x
  2. Step 2: Convert to fraction form
    9,775,265.72/13,489,823.43 = 5,424,341.60/x
  3. Step 3: Cross multiply
    9,775,265.72x = 13,489,823.43 × 5,424,341.60
  4. Step 4: Simplify right side
    9,775,265.72x = 73,173,410,441,728.25
  5. Step 5: Solve for x
    x = 73,173,410,441,728.25/9,775,265.72
  6. Step 6: Final answer
    x = 7,485,567.41

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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.