Home / 31,788,442.80-47,682,664.20-29,662,678.80

Finding the Fourth Proportional to 31,788,442.80, 47,682,664.20 and 29,662,678.80

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Solution

The fourth proportional to 31,788,442.80, 47,682,664.20 and 29,662,678.80 is: 44,494,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,442.80 : 47,682,664.20 = 29,662,678.80 : x
  2. Step 2: Convert to fraction form
    31,788,442.80/47,682,664.20 = 29,662,678.80/x
  3. Step 3: Cross multiply
    31,788,442.80x = 47,682,664.20 × 29,662,678.80
  4. Step 4: Simplify right side
    31,788,442.80x = 1,414,395,552,492,859
  5. Step 5: Solve for x
    x = 1,414,395,552,492,859/31,788,442.80
  6. Step 6: Final answer
    x = 44,494,018.20

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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.