Home / 29,303,965.20-43,955,947.80-28,059,999.60

Finding the Fourth Proportional to 29,303,965.20, 43,955,947.80 and 28,059,999.60

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Solution

The fourth proportional to 29,303,965.20, 43,955,947.80 and 28,059,999.60 is: 42,089,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,303,965.20 : 43,955,947.80 = 28,059,999.60 : x
  2. Step 2: Convert to fraction form
    29,303,965.20/43,955,947.80 = 28,059,999.60/x
  3. Step 3: Cross multiply
    29,303,965.20x = 43,955,947.80 × 28,059,999.60
  4. Step 4: Simplify right side
    29,303,965.20x = 1,233,403,877,685,620.75
  5. Step 5: Solve for x
    x = 1,233,403,877,685,620.75/29,303,965.20
  6. Step 6: Final answer
    x = 42,089,999.40

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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.