Home / 62,169,990-85,794,586.20-36,415,878

Finding the Fourth Proportional to 62,169,990, 85,794,586.20 and 36,415,878

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Solution

The fourth proportional to 62,169,990, 85,794,586.20 and 36,415,878 is: 50,253,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,169,990 : 85,794,586.20 = 36,415,878 : x
  2. Step 2: Convert to fraction form
    62,169,990/85,794,586.20 = 36,415,878/x
  3. Step 3: Cross multiply
    62,169,990x = 85,794,586.20 × 36,415,878
  4. Step 4: Simplify right side
    62,169,990x = 3,124,285,184,119,683.50
  5. Step 5: Solve for x
    x = 3,124,285,184,119,683.50/62,169,990
  6. Step 6: Final answer
    x = 50,253,911.64

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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.