Home / 12,151,038.66-16,760,532.87-7,793,222.46

Finding the Fourth Proportional to 12,151,038.66, 16,760,532.87 and 7,793,222.46

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Solution

The fourth proportional to 12,151,038.66, 16,760,532.87 and 7,793,222.46 is: 10,749,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,038.66 : 16,760,532.87 = 7,793,222.46 : x
  2. Step 2: Convert to fraction form
    12,151,038.66/16,760,532.87 = 7,793,222.46/x
  3. Step 3: Cross multiply
    12,151,038.66x = 16,760,532.87 × 7,793,222.46
  4. Step 4: Simplify right side
    12,151,038.66x = 130,618,561,204,052.25
  5. Step 5: Solve for x
    x = 130,618,561,204,052.25/12,151,038.66
  6. Step 6: Final answer
    x = 10,749,579.92

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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.