Home / 44,495,429.80-66,743,144.70-18,930,015.40

Finding the Fourth Proportional to 44,495,429.80, 66,743,144.70 and 18,930,015.40

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Solution

The fourth proportional to 44,495,429.80, 66,743,144.70 and 18,930,015.40 is: 28,395,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,495,429.80 : 66,743,144.70 = 18,930,015.40 : x
  2. Step 2: Convert to fraction form
    44,495,429.80/66,743,144.70 = 18,930,015.40/x
  3. Step 3: Cross multiply
    44,495,429.80x = 66,743,144.70 × 18,930,015.40
  4. Step 4: Simplify right side
    44,495,429.80x = 1,263,448,757,015,428.25
  5. Step 5: Solve for x
    x = 1,263,448,757,015,428.25/44,495,429.80
  6. Step 6: Final answer
    x = 28,395,023.10

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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.