Home / 43,624,785.30-65,436,563.55-19,690,218.90

Finding the Fourth Proportional to 43,624,785.30, 65,436,563.55 and 19,690,218.90

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Solution

The fourth proportional to 43,624,785.30, 65,436,563.55 and 19,690,218.90 is: 29,535,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,624,785.30 : 65,436,563.55 = 19,690,218.90 : x
  2. Step 2: Convert to fraction form
    43,624,785.30/65,436,563.55 = 19,690,218.90/x
  3. Step 3: Cross multiply
    43,624,785.30x = 65,436,563.55 × 19,690,218.90
  4. Step 4: Simplify right side
    43,624,785.30x = 1,288,460,260,363,261
  5. Step 5: Solve for x
    x = 1,288,460,260,363,261/43,624,785.30
  6. Step 6: Final answer
    x = 29,535,051.04

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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.