Home / 70,701,676.45-106,067,779.29-21,521,375.51

Finding the Fourth Proportional to 70,701,676.45, 106,067,779.29 and 21,521,375.51

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Solution

The fourth proportional to 70,701,676.45, 106,067,779.29 and 21,521,375.51 is: 32,286,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,701,676.45 : 106,067,779.29 = 21,521,375.51 : x
  2. Step 2: Convert to fraction form
    70,701,676.45/106,067,779.29 = 21,521,375.51/x
  3. Step 3: Cross multiply
    70,701,676.45x = 106,067,779.29 × 21,521,375.51
  4. Step 4: Simplify right side
    70,701,676.45x = 2,282,724,507,081,552.50
  5. Step 5: Solve for x
    x = 2,282,724,507,081,552.50/70,701,676.45
  6. Step 6: Final answer
    x = 32,286,709.76

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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.