Home / 8,938,417.80-13,407,626.70-2,954,785.80

Finding the Fourth Proportional to 8,938,417.80, 13,407,626.70 and 2,954,785.80

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Solution

The fourth proportional to 8,938,417.80, 13,407,626.70 and 2,954,785.80 is: 4,432,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,417.80 : 13,407,626.70 = 2,954,785.80 : x
  2. Step 2: Convert to fraction form
    8,938,417.80/13,407,626.70 = 2,954,785.80/x
  3. Step 3: Cross multiply
    8,938,417.80x = 13,407,626.70 × 2,954,785.80
  4. Step 4: Simplify right side
    8,938,417.80x = 39,616,664,984,860.85
  5. Step 5: Solve for x
    x = 39,616,664,984,860.85/8,938,417.80
  6. Step 6: Final answer
    x = 4,432,178.70

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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.