Home / 31,301,998.40-46,952,997.60-8,582,859.20

Finding the Fourth Proportional to 31,301,998.40, 46,952,997.60 and 8,582,859.20

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Solution

The fourth proportional to 31,301,998.40, 46,952,997.60 and 8,582,859.20 is: 12,874,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301,998.40 : 46,952,997.60 = 8,582,859.20 : x
  2. Step 2: Convert to fraction form
    31,301,998.40/46,952,997.60 = 8,582,859.20/x
  3. Step 3: Cross multiply
    31,301,998.40x = 46,952,997.60 × 8,582,859.20
  4. Step 4: Simplify right side
    31,301,998.40x = 402,990,967,418,737.88
  5. Step 5: Solve for x
    x = 402,990,967,418,737.88/31,301,998.40
  6. Step 6: Final answer
    x = 12,874,288.80

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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.