Home / 13,012,583.80-19,504,878.90-4,922,433.40

Finding the Fourth Proportional to 13,012,583.80, 19,504,878.90 and 4,922,433.40

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Solution

The fourth proportional to 13,012,583.80, 19,504,878.90 and 4,922,433.40 is: 7,378,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,583.80 : 19,504,878.90 = 4,922,433.40 : x
  2. Step 2: Convert to fraction form
    13,012,583.80/19,504,878.90 = 4,922,433.40/x
  3. Step 3: Cross multiply
    13,012,583.80x = 19,504,878.90 × 4,922,433.40
  4. Step 4: Simplify right side
    13,012,583.80x = 96,011,467,360,315.27
  5. Step 5: Solve for x
    x = 96,011,467,360,315.27/13,012,583.80
  6. Step 6: Final answer
    x = 7,378,355.35

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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.