Home / 17,138,714.75-23,651,861.52-9,403,755.02

Finding the Fourth Proportional to 17,138,714.75, 23,651,861.52 and 9,403,755.02

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Solution

The fourth proportional to 17,138,714.75, 23,651,861.52 and 9,403,755.02 is: 12,977,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138,714.75 : 23,651,861.52 = 9,403,755.02 : x
  2. Step 2: Convert to fraction form
    17,138,714.75/23,651,861.52 = 9,403,755.02/x
  3. Step 3: Cross multiply
    17,138,714.75x = 23,651,861.52 × 9,403,755.02
  4. Step 4: Simplify right side
    17,138,714.75x = 222,416,311,501,044.81
  5. Step 5: Solve for x
    x = 222,416,311,501,044.81/17,138,714.75
  6. Step 6: Final answer
    x = 12,977,420.70

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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.