Home / 17,968,734.80-26,956,601.40-5,189,656.40

Finding the Fourth Proportional to 17,968,734.80, 26,956,601.40 and 5,189,656.40

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Solution

The fourth proportional to 17,968,734.80, 26,956,601.40 and 5,189,656.40 is: 7,785,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968,734.80 : 26,956,601.40 = 5,189,656.40 : x
  2. Step 2: Convert to fraction form
    17,968,734.80/26,956,601.40 = 5,189,656.40/x
  3. Step 3: Cross multiply
    17,968,734.80x = 26,956,601.40 × 5,189,656.40
  4. Step 4: Simplify right side
    17,968,734.80x = 139,895,498,977,758.97
  5. Step 5: Solve for x
    x = 139,895,498,977,758.97/17,968,734.80
  6. Step 6: Final answer
    x = 7,785,495.22

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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.