Home / 18,918,830.54-28,375,551.23-5,963,297.51

Finding the Fourth Proportional to 18,918,830.54, 28,375,551.23 and 5,963,297.51

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Solution

The fourth proportional to 18,918,830.54, 28,375,551.23 and 5,963,297.51 is: 8,944,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,830.54 : 28,375,551.23 = 5,963,297.51 : x
  2. Step 2: Convert to fraction form
    18,918,830.54/28,375,551.23 = 5,963,297.51/x
  3. Step 3: Cross multiply
    18,918,830.54x = 28,375,551.23 × 5,963,297.51
  4. Step 4: Simplify right side
    18,918,830.54x = 169,211,853,837,950.44
  5. Step 5: Solve for x
    x = 169,211,853,837,950.44/18,918,830.54
  6. Step 6: Final answer
    x = 8,944,096.91

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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.