Home / 28,043,998.60-42,058,124.70-8,880,629.80

Finding the Fourth Proportional to 28,043,998.60, 42,058,124.70 and 8,880,629.80

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Solution

The fourth proportional to 28,043,998.60, 42,058,124.70 and 8,880,629.80 is: 13,318,451.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043,998.60 : 42,058,124.70 = 8,880,629.80 : x
  2. Step 2: Convert to fraction form
    28,043,998.60/42,058,124.70 = 8,880,629.80/x
  3. Step 3: Cross multiply
    28,043,998.60x = 42,058,124.70 × 8,880,629.80
  4. Step 4: Simplify right side
    28,043,998.60x = 373,502,635,542,936.12
  5. Step 5: Solve for x
    x = 373,502,635,542,936.12/28,043,998.60
  6. Step 6: Final answer
    x = 13,318,451.51

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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.