Home / 41,553,021.20-62,329,531.80-18,878,205.20

Finding the Fourth Proportional to 41,553,021.20, 62,329,531.80 and 18,878,205.20

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Solution

The fourth proportional to 41,553,021.20, 62,329,531.80 and 18,878,205.20 is: 28,317,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,553,021.20 : 62,329,531.80 = 18,878,205.20 : x
  2. Step 2: Convert to fraction form
    41,553,021.20/62,329,531.80 = 18,878,205.20/x
  3. Step 3: Cross multiply
    41,553,021.20x = 62,329,531.80 × 18,878,205.20
  4. Step 4: Simplify right side
    41,553,021.20x = 1,176,669,691,340,325.25
  5. Step 5: Solve for x
    x = 1,176,669,691,340,325.25/41,553,021.20
  6. Step 6: Final answer
    x = 28,317,307.80

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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.