Home / 28,076,775.40-42,115,163.10-27,651,622.60

Finding the Fourth Proportional to 28,076,775.40, 42,115,163.10 and 27,651,622.60

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Solution

The fourth proportional to 28,076,775.40, 42,115,163.10 and 27,651,622.60 is: 41,477,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,076,775.40 : 42,115,163.10 = 27,651,622.60 : x
  2. Step 2: Convert to fraction form
    28,076,775.40/42,115,163.10 = 27,651,622.60/x
  3. Step 3: Cross multiply
    28,076,775.40x = 42,115,163.10 × 27,651,622.60
  4. Step 4: Simplify right side
    28,076,775.40x = 1,164,552,595,778,646.25
  5. Step 5: Solve for x
    x = 1,164,552,595,778,646.25/28,076,775.40
  6. Step 6: Final answer
    x = 41,477,433.90

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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.