Home / 14,947,810.60-20,627,978.34-8,072,292.40

Finding the Fourth Proportional to 14,947,810.60, 20,627,978.34 and 8,072,292.40

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Solution

The fourth proportional to 14,947,810.60, 20,627,978.34 and 8,072,292.40 is: 11,139,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,810.60 : 20,627,978.34 = 8,072,292.40 : x
  2. Step 2: Convert to fraction form
    14,947,810.60/20,627,978.34 = 8,072,292.40/x
  3. Step 3: Cross multiply
    14,947,810.60x = 20,627,978.34 × 8,072,292.40
  4. Step 4: Simplify right side
    14,947,810.60x = 166,515,072,781,346.62
  5. Step 5: Solve for x
    x = 166,515,072,781,346.62/14,947,810.60
  6. Step 6: Final answer
    x = 11,139,763.36

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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.