Home / 57,747,130.74-86,591,873.88-18,880,520.04

Finding the Fourth Proportional to 57,747,130.74, 86,591,873.88 and 18,880,520.04

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Solution

The fourth proportional to 57,747,130.74, 86,591,873.88 and 18,880,520.04 is: 28,311,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,747,130.74 : 86,591,873.88 = 18,880,520.04 : x
  2. Step 2: Convert to fraction form
    57,747,130.74/86,591,873.88 = 18,880,520.04/x
  3. Step 3: Cross multiply
    57,747,130.74x = 86,591,873.88 × 18,880,520.04
  4. Step 4: Simplify right side
    57,747,130.74x = 1,634,899,610,092,492.50
  5. Step 5: Solve for x
    x = 1,634,899,610,092,492.50/57,747,130.74
  6. Step 6: Final answer
    x = 28,311,356.58

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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.