Home / 55,057,980.88-82,587,102.48-16,719,783.28

Finding the Fourth Proportional to 55,057,980.88, 82,587,102.48 and 16,719,783.28

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Solution

The fourth proportional to 55,057,980.88, 82,587,102.48 and 16,719,783.28 is: 25,079,714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057,980.88 : 82,587,102.48 = 16,719,783.28 : x
  2. Step 2: Convert to fraction form
    55,057,980.88/82,587,102.48 = 16,719,783.28/x
  3. Step 3: Cross multiply
    55,057,980.88x = 82,587,102.48 × 16,719,783.28
  4. Step 4: Simplify right side
    55,057,980.88x = 1,380,838,455,188,750.50
  5. Step 5: Solve for x
    x = 1,380,838,455,188,750.50/55,057,980.88
  6. Step 6: Final answer
    x = 25,079,714.75

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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.