Home / 50,823,513.60-70,142,427.48-30,196,959.79

Finding the Fourth Proportional to 50,823,513.60, 70,142,427.48 and 30,196,959.79

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Solution

The fourth proportional to 50,823,513.60, 70,142,427.48 and 30,196,959.79 is: 41,675,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,823,513.60 : 70,142,427.48 = 30,196,959.79 : x
  2. Step 2: Convert to fraction form
    50,823,513.60/70,142,427.48 = 30,196,959.79/x
  3. Step 3: Cross multiply
    50,823,513.60x = 70,142,427.48 × 30,196,959.79
  4. Step 4: Simplify right side
    50,823,513.60x = 2,118,088,061,726,456
  5. Step 5: Solve for x
    x = 2,118,088,061,726,456/50,823,513.60
  6. Step 6: Final answer
    x = 41,675,356.77

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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.