Home / 25,587,792-38,376,028.32-7,388,037.60

Finding the Fourth Proportional to 25,587,792, 38,376,028.32 and 7,388,037.60

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Solution

The fourth proportional to 25,587,792, 38,376,028.32 and 7,388,037.60 is: 11,080,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587,792 : 38,376,028.32 = 7,388,037.60 : x
  2. Step 2: Convert to fraction form
    25,587,792/38,376,028.32 = 7,388,037.60/x
  3. Step 3: Cross multiply
    25,587,792x = 38,376,028.32 × 7,388,037.60
  4. Step 4: Simplify right side
    25,587,792x = 283,523,540,166,824.81
  5. Step 5: Solve for x
    x = 283,523,540,166,824.81/25,587,792
  6. Step 6: Final answer
    x = 11,080,422.26

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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.