Home / 54,047,276.62-81,054,147.80-19,499,187.28

Finding the Fourth Proportional to 54,047,276.62, 81,054,147.80 and 19,499,187.28

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Solution

The fourth proportional to 54,047,276.62, 81,054,147.80 and 19,499,187.28 is: 29,242,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,276.62 : 81,054,147.80 = 19,499,187.28 : x
  2. Step 2: Convert to fraction form
    54,047,276.62/81,054,147.80 = 19,499,187.28/x
  3. Step 3: Cross multiply
    54,047,276.62x = 81,054,147.80 × 19,499,187.28
  4. Step 4: Simplify right side
    54,047,276.62x = 1,580,490,007,773,000
  5. Step 5: Solve for x
    x = 1,580,490,007,773,000/54,047,276.62
  6. Step 6: Final answer
    x = 29,242,731.67

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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.