Home / 54,924,156.96-75,798,879.54-30,477,870.96

Finding the Fourth Proportional to 54,924,156.96, 75,798,879.54 and 30,477,870.96

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Solution

The fourth proportional to 54,924,156.96, 75,798,879.54 and 30,477,870.96 is: 42,061,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924,156.96 : 75,798,879.54 = 30,477,870.96 : x
  2. Step 2: Convert to fraction form
    54,924,156.96/75,798,879.54 = 30,477,870.96/x
  3. Step 3: Cross multiply
    54,924,156.96x = 75,798,879.54 × 30,477,870.96
  4. Step 4: Simplify right side
    54,924,156.96x = 2,310,188,469,532,704.50
  5. Step 5: Solve for x
    x = 2,310,188,469,532,704.50/54,924,156.96
  6. Step 6: Final answer
    x = 42,061,427.93

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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.