Home / 19,583,992.40-29,375,988.60-18,837,496.40

Finding the Fourth Proportional to 19,583,992.40, 29,375,988.60 and 18,837,496.40

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Solution

The fourth proportional to 19,583,992.40, 29,375,988.60 and 18,837,496.40 is: 28,256,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583,992.40 : 29,375,988.60 = 18,837,496.40 : x
  2. Step 2: Convert to fraction form
    19,583,992.40/29,375,988.60 = 18,837,496.40/x
  3. Step 3: Cross multiply
    19,583,992.40x = 29,375,988.60 × 18,837,496.40
  4. Step 4: Simplify right side
    19,583,992.40x = 553,370,079,498,941
  5. Step 5: Solve for x
    x = 553,370,079,498,941/19,583,992.40
  6. Step 6: Final answer
    x = 28,256,244.60

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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.