Home / 13,195,499.04-19,759,647.60-8,694,128.16

Finding the Fourth Proportional to 13,195,499.04, 19,759,647.60 and 8,694,128.16

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Solution

The fourth proportional to 13,195,499.04, 19,759,647.60 and 8,694,128.16 is: 13,019,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195,499.04 : 19,759,647.60 = 8,694,128.16 : x
  2. Step 2: Convert to fraction form
    13,195,499.04/19,759,647.60 = 8,694,128.16/x
  3. Step 3: Cross multiply
    13,195,499.04x = 19,759,647.60 × 8,694,128.16
  4. Step 4: Simplify right side
    13,195,499.04x = 171,792,908,630,836.44
  5. Step 5: Solve for x
    x = 171,792,908,630,836.44/13,195,499.04
  6. Step 6: Final answer
    x = 13,019,053.55

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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.