Home / 35,470,307.89-48,949,033.22-20,000,395.72

Finding the Fourth Proportional to 35,470,307.89, 48,949,033.22 and 20,000,395.72

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Solution

The fourth proportional to 35,470,307.89, 48,949,033.22 and 20,000,395.72 is: 27,600,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470,307.89 : 48,949,033.22 = 20,000,395.72 : x
  2. Step 2: Convert to fraction form
    35,470,307.89/48,949,033.22 = 20,000,395.72/x
  3. Step 3: Cross multiply
    35,470,307.89x = 48,949,033.22 × 20,000,395.72
  4. Step 4: Simplify right side
    35,470,307.89x = 979,000,034,511,425.75
  5. Step 5: Solve for x
    x = 979,000,034,511,425.75/35,470,307.89
  6. Step 6: Final answer
    x = 27,600,550.79

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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.