Home / 19,337,718.80-29,006,578.20-18,143,325.20

Finding the Fourth Proportional to 19,337,718.80, 29,006,578.20 and 18,143,325.20

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Solution

The fourth proportional to 19,337,718.80, 29,006,578.20 and 18,143,325.20 is: 27,214,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337,718.80 : 29,006,578.20 = 18,143,325.20 : x
  2. Step 2: Convert to fraction form
    19,337,718.80/29,006,578.20 = 18,143,325.20/x
  3. Step 3: Cross multiply
    19,337,718.80x = 29,006,578.20 × 18,143,325.20
  4. Step 4: Simplify right side
    19,337,718.80x = 526,275,781,221,830.62
  5. Step 5: Solve for x
    x = 526,275,781,221,830.62/19,337,718.80
  6. Step 6: Final answer
    x = 27,214,987.80

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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.