Home / 15,831,540.05-21,847,567.25-8,588,196.05

Finding the Fourth Proportional to 15,831,540.05, 21,847,567.25 and 8,588,196.05

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Solution

The fourth proportional to 15,831,540.05, 21,847,567.25 and 8,588,196.05 is: 11,851,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831,540.05 : 21,847,567.25 = 8,588,196.05 : x
  2. Step 2: Convert to fraction form
    15,831,540.05/21,847,567.25 = 8,588,196.05/x
  3. Step 3: Cross multiply
    15,831,540.05x = 21,847,567.25 × 8,588,196.05
  4. Step 4: Simplify right side
    15,831,540.05x = 187,631,190,670,792.03
  5. Step 5: Solve for x
    x = 187,631,190,670,792.03/15,831,540.05
  6. Step 6: Final answer
    x = 11,851,733.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.