Home / 33,689,381.28-46,491,485.40-18,219,465.60

Finding the Fourth Proportional to 33,689,381.28, 46,491,485.40 and 18,219,465.60

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Solution

The fourth proportional to 33,689,381.28, 46,491,485.40 and 18,219,465.60 is: 25,142,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689,381.28 : 46,491,485.40 = 18,219,465.60 : x
  2. Step 2: Convert to fraction form
    33,689,381.28/46,491,485.40 = 18,219,465.60/x
  3. Step 3: Cross multiply
    33,689,381.28x = 46,491,485.40 × 18,219,465.60
  4. Step 4: Simplify right side
    33,689,381.28x = 847,050,018,938,202.25
  5. Step 5: Solve for x
    x = 847,050,018,938,202.25/33,689,381.28
  6. Step 6: Final answer
    x = 25,142,937.83

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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.