Home / 9,990,714.74-14,992,050.73-4,310,939.05

Finding the Fourth Proportional to 9,990,714.74, 14,992,050.73 and 4,310,939.05

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Solution

The fourth proportional to 9,990,714.74, 14,992,050.73 and 4,310,939.05 is: 6,468,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,714.74 : 14,992,050.73 = 4,310,939.05 : x
  2. Step 2: Convert to fraction form
    9,990,714.74/14,992,050.73 = 4,310,939.05/x
  3. Step 3: Cross multiply
    9,990,714.74x = 14,992,050.73 × 4,310,939.05
  4. Step 4: Simplify right side
    9,990,714.74x = 64,629,816,962,257.45
  5. Step 5: Solve for x
    x = 64,629,816,962,257.45/9,990,714.74
  6. Step 6: Final answer
    x = 6,468,988.32

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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.