Home / 29,035,443.87-43,583,431.79-12,872,745.72

Finding the Fourth Proportional to 29,035,443.87, 43,583,431.79 and 12,872,745.72

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Solution

The fourth proportional to 29,035,443.87, 43,583,431.79 and 12,872,745.72 is: 19,322,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035,443.87 : 43,583,431.79 = 12,872,745.72 : x
  2. Step 2: Convert to fraction form
    29,035,443.87/43,583,431.79 = 12,872,745.72/x
  3. Step 3: Cross multiply
    29,035,443.87x = 43,583,431.79 × 12,872,745.72
  4. Step 4: Simplify right side
    29,035,443.87x = 561,038,434,755,353.50
  5. Step 5: Solve for x
    x = 561,038,434,755,353.50/29,035,443.87
  6. Step 6: Final answer
    x = 19,322,536.87

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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.