Home / 28,264,004.60-42,410,003.70-16,142,775.80

Finding the Fourth Proportional to 28,264,004.60, 42,410,003.70 and 16,142,775.80

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Solution

The fourth proportional to 28,264,004.60, 42,410,003.70 and 16,142,775.80 is: 24,222,157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264,004.60 : 42,410,003.70 = 16,142,775.80 : x
  2. Step 2: Convert to fraction form
    28,264,004.60/42,410,003.70 = 16,142,775.80/x
  3. Step 3: Cross multiply
    28,264,004.60x = 42,410,003.70 × 16,142,775.80
  4. Step 4: Simplify right side
    28,264,004.60x = 684,615,181,406,270.50
  5. Step 5: Solve for x
    x = 684,615,181,406,270.50/28,264,004.60
  6. Step 6: Final answer
    x = 24,222,157.87

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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.