Home / 19,442,830.68-26,831,873.70-11,182,879.71

Finding the Fourth Proportional to 19,442,830.68, 26,831,873.70 and 11,182,879.71

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Solution

The fourth proportional to 19,442,830.68, 26,831,873.70 and 11,182,879.71 is: 15,432,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,830.68 : 26,831,873.70 = 11,182,879.71 : x
  2. Step 2: Convert to fraction form
    19,442,830.68/26,831,873.70 = 11,182,879.71/x
  3. Step 3: Cross multiply
    19,442,830.68x = 26,831,873.70 × 11,182,879.71
  4. Step 4: Simplify right side
    19,442,830.68x = 300,057,615,981,012.62
  5. Step 5: Solve for x
    x = 300,057,615,981,012.62/19,442,830.68
  6. Step 6: Final answer
    x = 15,432,815.36

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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.