Home / 39,307,568.40-58,961,352.60-20,175,692.40

Finding the Fourth Proportional to 39,307,568.40, 58,961,352.60 and 20,175,692.40

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Solution

The fourth proportional to 39,307,568.40, 58,961,352.60 and 20,175,692.40 is: 30,263,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307,568.40 : 58,961,352.60 = 20,175,692.40 : x
  2. Step 2: Convert to fraction form
    39,307,568.40/58,961,352.60 = 20,175,692.40/x
  3. Step 3: Cross multiply
    39,307,568.40x = 58,961,352.60 × 20,175,692.40
  4. Step 4: Simplify right side
    39,307,568.40x = 1,189,586,113,545,540.25
  5. Step 5: Solve for x
    x = 1,189,586,113,545,540.25/39,307,568.40
  6. Step 6: Final answer
    x = 30,263,538.60

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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.