Home / 13,735,811.60-20,613,048.60-7,670,531.60

Finding the Fourth Proportional to 13,735,811.60, 20,613,048.60 and 7,670,531.60

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Solution

The fourth proportional to 13,735,811.60, 20,613,048.60 and 7,670,531.60 is: 11,511,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735,811.60 : 20,613,048.60 = 7,670,531.60 : x
  2. Step 2: Convert to fraction form
    13,735,811.60/20,613,048.60 = 7,670,531.60/x
  3. Step 3: Cross multiply
    13,735,811.60x = 20,613,048.60 × 7,670,531.60
  4. Step 4: Simplify right side
    13,735,811.60x = 158,113,040,658,635.75
  5. Step 5: Solve for x
    x = 158,113,040,658,635.75/13,735,811.60
  6. Step 6: Final answer
    x = 11,511,008.25

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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.