Home / 9,510,062.64-13,123,879.75-5,159,149.77

Finding the Fourth Proportional to 9,510,062.64, 13,123,879.75 and 5,159,149.77

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Solution

The fourth proportional to 9,510,062.64, 13,123,879.75 and 5,159,149.77 is: 7,119,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510,062.64 : 13,123,879.75 = 5,159,149.77 : x
  2. Step 2: Convert to fraction form
    9,510,062.64/13,123,879.75 = 5,159,149.77/x
  3. Step 3: Cross multiply
    9,510,062.64x = 13,123,879.75 × 5,159,149.77
  4. Step 4: Simplify right side
    9,510,062.64x = 67,708,061,193,720.15
  5. Step 5: Solve for x
    x = 67,708,061,193,720.15/9,510,062.64
  6. Step 6: Final answer
    x = 7,119,623.05

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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.