Home / 53,845,683.42-80,770,168.14-21,054,942.66

Finding the Fourth Proportional to 53,845,683.42, 80,770,168.14 and 21,054,942.66

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Solution

The fourth proportional to 53,845,683.42, 80,770,168.14 and 21,054,942.66 is: 31,583,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845,683.42 : 80,770,168.14 = 21,054,942.66 : x
  2. Step 2: Convert to fraction form
    53,845,683.42/80,770,168.14 = 21,054,942.66/x
  3. Step 3: Cross multiply
    53,845,683.42x = 80,770,168.14 × 21,054,942.66
  4. Step 4: Simplify right side
    53,845,683.42x = 1,700,611,258,826,259
  5. Step 5: Solve for x
    x = 1,700,611,258,826,259/53,845,683.42
  6. Step 6: Final answer
    x = 31,583,056.45

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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.