Home / 20,036,825.04-27,650,871.84-10,869,467.79

Finding the Fourth Proportional to 20,036,825.04, 27,650,871.84 and 10,869,467.79

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Solution

The fourth proportional to 20,036,825.04, 27,650,871.84 and 10,869,467.79 is: 14,999,894.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036,825.04 : 27,650,871.84 = 10,869,467.79 : x
  2. Step 2: Convert to fraction form
    20,036,825.04/27,650,871.84 = 10,869,467.79/x
  3. Step 3: Cross multiply
    20,036,825.04x = 27,650,871.84 × 10,869,467.79
  4. Step 4: Simplify right side
    20,036,825.04x = 300,550,260,830,298
  5. Step 5: Solve for x
    x = 300,550,260,830,298/20,036,825.04
  6. Step 6: Final answer
    x = 14,999,894.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.