Home / 6,936,039.78-9,571,518.72-3,838,376.76

Finding the Fourth Proportional to 6,936,039.78, 9,571,518.72 and 3,838,376.76

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Solution

The fourth proportional to 6,936,039.78, 9,571,518.72 and 3,838,376.76 is: 5,296,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,039.78 : 9,571,518.72 = 3,838,376.76 : x
  2. Step 2: Convert to fraction form
    6,936,039.78/9,571,518.72 = 3,838,376.76/x
  3. Step 3: Cross multiply
    6,936,039.78x = 9,571,518.72 × 3,838,376.76
  4. Step 4: Simplify right side
    6,936,039.78x = 36,739,095,012,752.95
  5. Step 5: Solve for x
    x = 36,739,095,012,752.95/6,936,039.78
  6. Step 6: Final answer
    x = 5,296,840.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.