Home / 43,699,583.30-65,624,024.55-28,620,364.10

Finding the Fourth Proportional to 43,699,583.30, 65,624,024.55 and 28,620,364.10

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Solution

The fourth proportional to 43,699,583.30, 65,624,024.55 and 28,620,364.10 is: 42,979,436.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,699,583.30 : 65,624,024.55 = 28,620,364.10 : x
  2. Step 2: Convert to fraction form
    43,699,583.30/65,624,024.55 = 28,620,364.10/x
  3. Step 3: Cross multiply
    43,699,583.30x = 65,624,024.55 × 28,620,364.10
  4. Step 4: Simplify right side
    43,699,583.30x = 1,878,183,476,328,338.75
  5. Step 5: Solve for x
    x = 1,878,183,476,328,338.75/43,699,583.30
  6. Step 6: Final answer
    x = 42,979,436.75

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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.