Home / 9,535,965.20-13,159,540.60-5,185,053.10

Finding the Fourth Proportional to 9,535,965.20, 13,159,540.60 and 5,185,053.10

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Solution

The fourth proportional to 9,535,965.20, 13,159,540.60 and 5,185,053.10 is: 7,155,323.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535,965.20 : 13,159,540.60 = 5,185,053.10 : x
  2. Step 2: Convert to fraction form
    9,535,965.20/13,159,540.60 = 5,185,053.10/x
  3. Step 3: Cross multiply
    9,535,965.20x = 13,159,540.60 × 5,185,053.10
  4. Step 4: Simplify right side
    9,535,965.20x = 68,232,916,786,092.66
  5. Step 5: Solve for x
    x = 68,232,916,786,092.66/9,535,965.20
  6. Step 6: Final answer
    x = 7,155,323.59

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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.