Home / 31,168,072.60-46,752,108.90-8,448,933.40

Finding the Fourth Proportional to 31,168,072.60, 46,752,108.90 and 8,448,933.40

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Solution

The fourth proportional to 31,168,072.60, 46,752,108.90 and 8,448,933.40 is: 12,673,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,168,072.60 : 46,752,108.90 = 8,448,933.40 : x
  2. Step 2: Convert to fraction form
    31,168,072.60/46,752,108.90 = 8,448,933.40/x
  3. Step 3: Cross multiply
    31,168,072.60x = 46,752,108.90 × 8,448,933.40
  4. Step 4: Simplify right side
    31,168,072.60x = 395,005,454,405,647.25
  5. Step 5: Solve for x
    x = 395,005,454,405,647.25/31,168,072.60
  6. Step 6: Final answer
    x = 12,673,400.10

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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.