Home / 5,100,454.36-7,038,626.34-2,808,609.40

Finding the Fourth Proportional to 5,100,454.36, 7,038,626.34 and 2,808,609.40

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Solution

The fourth proportional to 5,100,454.36, 7,038,626.34 and 2,808,609.40 is: 3,875,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,454.36 : 7,038,626.34 = 2,808,609.40 : x
  2. Step 2: Convert to fraction form
    5,100,454.36/7,038,626.34 = 2,808,609.40/x
  3. Step 3: Cross multiply
    5,100,454.36x = 7,038,626.34 × 2,808,609.40
  4. Step 4: Simplify right side
    5,100,454.36x = 19,768,752,101,611.59
  5. Step 5: Solve for x
    x = 19,768,752,101,611.59/5,100,454.36
  6. Step 6: Final answer
    x = 3,875,880.60

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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.