Home / 43,603,675.80-65,405,513.70-39,564,724.20

Finding the Fourth Proportional to 43,603,675.80, 65,405,513.70 and 39,564,724.20

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Solution

The fourth proportional to 43,603,675.80, 65,405,513.70 and 39,564,724.20 is: 59,347,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,603,675.80 : 65,405,513.70 = 39,564,724.20 : x
  2. Step 2: Convert to fraction form
    43,603,675.80/65,405,513.70 = 39,564,724.20/x
  3. Step 3: Cross multiply
    43,603,675.80x = 65,405,513.70 × 39,564,724.20
  4. Step 4: Simplify right side
    43,603,675.80x = 2,587,751,110,699,822
  5. Step 5: Solve for x
    x = 2,587,751,110,699,822/43,603,675.80
  6. Step 6: Final answer
    x = 59,347,086.30

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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.