Home / 43,603,561.46-65,414,919.11-12,895,746.76

Finding the Fourth Proportional to 43,603,561.46, 65,414,919.11 and 12,895,746.76

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Solution

The fourth proportional to 43,603,561.46, 65,414,919.11 and 12,895,746.76 is: 19,346,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,603,561.46 : 65,414,919.11 = 12,895,746.76 : x
  2. Step 2: Convert to fraction form
    43,603,561.46/65,414,919.11 = 12,895,746.76/x
  3. Step 3: Cross multiply
    43,603,561.46x = 65,414,919.11 × 12,895,746.76
  4. Step 4: Simplify right side
    43,603,561.46x = 843,574,230,841,370
  5. Step 5: Solve for x
    x = 843,574,230,841,370/43,603,561.46
  6. Step 6: Final answer
    x = 19,346,452.51

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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.