Home / 13,015,900.35-19,510,085.10-4,813,272.01

Finding the Fourth Proportional to 13,015,900.35, 19,510,085.10 and 4,813,272.01

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Solution

The fourth proportional to 13,015,900.35, 19,510,085.10 and 4,813,272.01 is: 7,214,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,900.35 : 19,510,085.10 = 4,813,272.01 : x
  2. Step 2: Convert to fraction form
    13,015,900.35/19,510,085.10 = 4,813,272.01/x
  3. Step 3: Cross multiply
    13,015,900.35x = 19,510,085.10 × 4,813,272.01
  4. Step 4: Simplify right side
    13,015,900.35x = 93,907,346,539,910.78
  5. Step 5: Solve for x
    x = 93,907,346,539,910.78/13,015,900.35
  6. Step 6: Final answer
    x = 7,214,817.57

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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.