Home / 53,448,544.80-80,172,817.20-39,843,655.20

Finding the Fourth Proportional to 53,448,544.80, 80,172,817.20 and 39,843,655.20

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Solution

The fourth proportional to 53,448,544.80, 80,172,817.20 and 39,843,655.20 is: 59,765,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448,544.80 : 80,172,817.20 = 39,843,655.20 : x
  2. Step 2: Convert to fraction form
    53,448,544.80/80,172,817.20 = 39,843,655.20/x
  3. Step 3: Cross multiply
    53,448,544.80x = 80,172,817.20 × 39,843,655.20
  4. Step 4: Simplify right side
    53,448,544.80x = 3,194,378,084,929,430
  5. Step 5: Solve for x
    x = 3,194,378,084,929,430/53,448,544.80
  6. Step 6: Final answer
    x = 59,765,482.80

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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.