Home / 12,084,364.38-18,126,368.70-2,986,461.47

Finding the Fourth Proportional to 12,084,364.38, 18,126,368.70 and 2,986,461.47

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Solution

The fourth proportional to 12,084,364.38, 18,126,368.70 and 2,986,461.47 is: 4,479,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,364.38 : 18,126,368.70 = 2,986,461.47 : x
  2. Step 2: Convert to fraction form
    12,084,364.38/18,126,368.70 = 2,986,461.47/x
  3. Step 3: Cross multiply
    12,084,364.38x = 18,126,368.70 × 2,986,461.47
  4. Step 4: Simplify right side
    12,084,364.38x = 54,133,701,622,932.14
  5. Step 5: Solve for x
    x = 54,133,701,622,932.14/12,084,364.38
  6. Step 6: Final answer
    x = 4,479,648.24

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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.