Home / 7,980,131.04-11,971,878.66-2,588,362

Finding the Fourth Proportional to 7,980,131.04, 11,971,878.66 and 2,588,362

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Solution

The fourth proportional to 7,980,131.04, 11,971,878.66 and 2,588,362 is: 3,883,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,131.04 : 11,971,878.66 = 2,588,362 : x
  2. Step 2: Convert to fraction form
    7,980,131.04/11,971,878.66 = 2,588,362/x
  3. Step 3: Cross multiply
    7,980,131.04x = 11,971,878.66 × 2,588,362
  4. Step 4: Simplify right side
    7,980,131.04x = 30,987,555,792,154.92
  5. Step 5: Solve for x
    x = 30,987,555,792,154.92/7,980,131.04
  6. Step 6: Final answer
    x = 3,883,088.59

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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.