Home / 28,480,953.42-39,294,047.43-16,089,236.46

Finding the Fourth Proportional to 28,480,953.42, 39,294,047.43 and 16,089,236.46

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Solution

The fourth proportional to 28,480,953.42, 39,294,047.43 and 16,089,236.46 is: 22,197,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,480,953.42 : 39,294,047.43 = 16,089,236.46 : x
  2. Step 2: Convert to fraction form
    28,480,953.42/39,294,047.43 = 16,089,236.46/x
  3. Step 3: Cross multiply
    28,480,953.42x = 39,294,047.43 × 16,089,236.46
  4. Step 4: Simplify right side
    28,480,953.42x = 632,211,220,571,725.38
  5. Step 5: Solve for x
    x = 632,211,220,571,725.38/28,480,953.42
  6. Step 6: Final answer
    x = 22,197,684.58

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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.