Home / 27,638,492.90-41,372,708.78-18,033,188.90

Finding the Fourth Proportional to 27,638,492.90, 41,372,708.78 and 18,033,188.90

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Solution

The fourth proportional to 27,638,492.90, 41,372,708.78 and 18,033,188.90 is: 26,994,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,638,492.90 : 41,372,708.78 = 18,033,188.90 : x
  2. Step 2: Convert to fraction form
    27,638,492.90/41,372,708.78 = 18,033,188.90/x
  3. Step 3: Cross multiply
    27,638,492.90x = 41,372,708.78 × 18,033,188.90
  4. Step 4: Simplify right side
    27,638,492.90x = 746,081,872,572,647.88
  5. Step 5: Solve for x
    x = 746,081,872,572,647.88/27,638,492.90
  6. Step 6: Final answer
    x = 26,994,303.76

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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.