Home / 28,790,446.60-43,185,670.10-9,621,203.68

Finding the Fourth Proportional to 28,790,446.60, 43,185,670.10 and 9,621,203.68

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Solution

The fourth proportional to 28,790,446.60, 43,185,670.10 and 9,621,203.68 is: 14,431,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,446.60 : 43,185,670.10 = 9,621,203.68 : x
  2. Step 2: Convert to fraction form
    28,790,446.60/43,185,670.10 = 9,621,203.68/x
  3. Step 3: Cross multiply
    28,790,446.60x = 43,185,670.10 × 9,621,203.68
  4. Step 4: Simplify right side
    28,790,446.60x = 415,498,128,089,386
  5. Step 5: Solve for x
    x = 415,498,128,089,386/28,790,446.60
  6. Step 6: Final answer
    x = 14,431,805.59

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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.