Home / 28,048,892.40-42,073,338.60-8,881,149.60

Finding the Fourth Proportional to 28,048,892.40, 42,073,338.60 and 8,881,149.60

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Solution

The fourth proportional to 28,048,892.40, 42,073,338.60 and 8,881,149.60 is: 13,321,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048,892.40 : 42,073,338.60 = 8,881,149.60 : x
  2. Step 2: Convert to fraction form
    28,048,892.40/42,073,338.60 = 8,881,149.60/x
  3. Step 3: Cross multiply
    28,048,892.40x = 42,073,338.60 × 8,881,149.60
  4. Step 4: Simplify right side
    28,048,892.40x = 373,659,614,278,054.56
  5. Step 5: Solve for x
    x = 373,659,614,278,054.56/28,048,892.40
  6. Step 6: Final answer
    x = 13,321,724.40

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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.