Home / 8,991,792-13,489,351.44-2,845,321.20

Finding the Fourth Proportional to 8,991,792, 13,489,351.44 and 2,845,321.20

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Solution

The fourth proportional to 8,991,792, 13,489,351.44 and 2,845,321.20 is: 4,268,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,792 : 13,489,351.44 = 2,845,321.20 : x
  2. Step 2: Convert to fraction form
    8,991,792/13,489,351.44 = 2,845,321.20/x
  3. Step 3: Cross multiply
    8,991,792x = 13,489,351.44 × 2,845,321.20
  4. Step 4: Simplify right side
    8,991,792x = 38,381,537,626,482.53
  5. Step 5: Solve for x
    x = 38,381,537,626,482.53/8,991,792
  6. Step 6: Final answer
    x = 4,268,508.17

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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.