Home / 7,999,954.35-11,990,337.98-4,105,406.31

Finding the Fourth Proportional to 7,999,954.35, 11,990,337.98 and 4,105,406.31

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Solution

The fourth proportional to 7,999,954.35, 11,990,337.98 and 4,105,406.31 is: 6,153,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,954.35 : 11,990,337.98 = 4,105,406.31 : x
  2. Step 2: Convert to fraction form
    7,999,954.35/11,990,337.98 = 4,105,406.31/x
  3. Step 3: Cross multiply
    7,999,954.35x = 11,990,337.98 × 4,105,406.31
  4. Step 4: Simplify right side
    7,999,954.35x = 49,225,209,181,597.62
  5. Step 5: Solve for x
    x = 49,225,209,181,597.62/7,999,954.35
  6. Step 6: Final answer
    x = 6,153,186.26

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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.