Home / 19,214,697.15-28,822,596.22-7,542,582.81

Finding the Fourth Proportional to 19,214,697.15, 28,822,596.22 and 7,542,582.81

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Solution

The fourth proportional to 19,214,697.15, 28,822,596.22 and 7,542,582.81 is: 11,314,090.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214,697.15 : 28,822,596.22 = 7,542,582.81 : x
  2. Step 2: Convert to fraction form
    19,214,697.15/28,822,596.22 = 7,542,582.81/x
  3. Step 3: Cross multiply
    19,214,697.15x = 28,822,596.22 × 7,542,582.81
  4. Step 4: Simplify right side
    19,214,697.15x = 217,396,818,769,686.53
  5. Step 5: Solve for x
    x = 217,396,818,769,686.53/19,214,697.15
  6. Step 6: Final answer
    x = 11,314,090.31

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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.