Home / 17,966,622.77-26,939,139.84-7,023,779.15

Finding the Fourth Proportional to 17,966,622.77, 26,939,139.84 and 7,023,779.15

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Solution

The fourth proportional to 17,966,622.77, 26,939,139.84 and 7,023,779.15 is: 10,531,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,622.77 : 26,939,139.84 = 7,023,779.15 : x
  2. Step 2: Convert to fraction form
    17,966,622.77/26,939,139.84 = 7,023,779.15/x
  3. Step 3: Cross multiply
    17,966,622.77x = 26,939,139.84 × 7,023,779.15
  4. Step 4: Simplify right side
    17,966,622.77x = 189,214,568,794,474.19
  5. Step 5: Solve for x
    x = 189,214,568,794,474.19/17,966,622.77
  6. Step 6: Final answer
    x = 10,531,448.85

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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.