Home / 5,105,607.60-7,045,738.52-2,813,768.32

Finding the Fourth Proportional to 5,105,607.60, 7,045,738.52 and 2,813,768.32

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Solution

The fourth proportional to 5,105,607.60, 7,045,738.52 and 2,813,768.32 is: 3,883,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,607.60 : 7,045,738.52 = 2,813,768.32 : x
  2. Step 2: Convert to fraction form
    5,105,607.60/7,045,738.52 = 2,813,768.32/x
  3. Step 3: Cross multiply
    5,105,607.60x = 7,045,738.52 × 2,813,768.32
  4. Step 4: Simplify right side
    5,105,607.60x = 19,825,075,838,579.68
  5. Step 5: Solve for x
    x = 19,825,075,838,579.68/5,105,607.60
  6. Step 6: Final answer
    x = 3,883,000.30

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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.