Home / 7,999,911.94-12,001,114.44-2,607,311.20

Finding the Fourth Proportional to 7,999,911.94, 12,001,114.44 and 2,607,311.20

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Solution

The fourth proportional to 7,999,911.94, 12,001,114.44 and 2,607,311.20 is: 3,911,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,911.94 : 12,001,114.44 = 2,607,311.20 : x
  2. Step 2: Convert to fraction form
    7,999,911.94/12,001,114.44 = 2,607,311.20/x
  3. Step 3: Cross multiply
    7,999,911.94x = 12,001,114.44 × 2,607,311.20
  4. Step 4: Simplify right side
    7,999,911.94x = 31,290,640,091,893.73
  5. Step 5: Solve for x
    x = 31,290,640,091,893.73/7,999,911.94
  6. Step 6: Final answer
    x = 3,911,373.07

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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.