Home / 53,946,003.70-80,919,005.55-49,003,602.40

Finding the Fourth Proportional to 53,946,003.70, 80,919,005.55 and 49,003,602.40

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Solution

The fourth proportional to 53,946,003.70, 80,919,005.55 and 49,003,602.40 is: 73,505,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946,003.70 : 80,919,005.55 = 49,003,602.40 : x
  2. Step 2: Convert to fraction form
    53,946,003.70/80,919,005.55 = 49,003,602.40/x
  3. Step 3: Cross multiply
    53,946,003.70x = 80,919,005.55 × 49,003,602.40
  4. Step 4: Simplify right side
    53,946,003.70x = 3,965,322,774,575,593
  5. Step 5: Solve for x
    x = 3,965,322,774,575,593/53,946,003.70
  6. Step 6: Final answer
    x = 73,505,403.60

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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.