Home / 68,719,819.03-94,832,499.94-37,779,717.67

Finding the Fourth Proportional to 68,719,819.03, 94,832,499.94 and 37,779,717.67

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Solution

The fourth proportional to 68,719,819.03, 94,832,499.94 and 37,779,717.67 is: 52,135,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,719,819.03 : 94,832,499.94 = 37,779,717.67 : x
  2. Step 2: Convert to fraction form
    68,719,819.03/94,832,499.94 = 37,779,717.67/x
  3. Step 3: Cross multiply
    68,719,819.03x = 94,832,499.94 × 37,779,717.67
  4. Step 4: Simplify right side
    68,719,819.03x = 3,582,745,073,673,492
  5. Step 5: Solve for x
    x = 3,582,745,073,673,492/68,719,819.03
  6. Step 6: Final answer
    x = 52,135,542.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.