Home / 18,843,317.40-28,264,976.10-17,583,605.40

Finding the Fourth Proportional to 18,843,317.40, 28,264,976.10 and 17,583,605.40

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Solution

The fourth proportional to 18,843,317.40, 28,264,976.10 and 17,583,605.40 is: 26,375,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843,317.40 : 28,264,976.10 = 17,583,605.40 : x
  2. Step 2: Convert to fraction form
    18,843,317.40/28,264,976.10 = 17,583,605.40/x
  3. Step 3: Cross multiply
    18,843,317.40x = 28,264,976.10 × 17,583,605.40
  4. Step 4: Simplify right side
    18,843,317.40x = 497,000,186,382,830.94
  5. Step 5: Solve for x
    x = 497,000,186,382,830.94/18,843,317.40
  6. Step 6: Final answer
    x = 26,375,408.10

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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.