Home / 34,778,858.40-52,147,551.60-21,325,341.60

Finding the Fourth Proportional to 34,778,858.40, 52,147,551.60 and 21,325,341.60

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Solution

The fourth proportional to 34,778,858.40, 52,147,551.60 and 21,325,341.60 is: 31,975,297.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778,858.40 : 52,147,551.60 = 21,325,341.60 : x
  2. Step 2: Convert to fraction form
    34,778,858.40/52,147,551.60 = 21,325,341.60/x
  3. Step 3: Cross multiply
    34,778,858.40x = 52,147,551.60 × 21,325,341.60
  4. Step 4: Simplify right side
    34,778,858.40x = 1,112,064,351,473,626.62
  5. Step 5: Solve for x
    x = 1,112,064,351,473,626.62/34,778,858.40
  6. Step 6: Final answer
    x = 31,975,297.71

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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.