Home / 14,947,683.06-20,627,802.30-8,072,164.52

Finding the Fourth Proportional to 14,947,683.06, 20,627,802.30 and 8,072,164.52

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Solution

The fourth proportional to 14,947,683.06, 20,627,802.30 and 8,072,164.52 is: 11,139,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,683.06 : 20,627,802.30 = 8,072,164.52 : x
  2. Step 2: Convert to fraction form
    14,947,683.06/20,627,802.30 = 8,072,164.52/x
  3. Step 3: Cross multiply
    14,947,683.06x = 20,627,802.30 × 8,072,164.52
  4. Step 4: Simplify right side
    14,947,683.06x = 166,511,013,851,634.41
  5. Step 5: Solve for x
    x = 166,511,013,851,634.41/14,947,683.06
  6. Step 6: Final answer
    x = 11,139,586.86

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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.