Home / 54,790,848.80-82,028,986.80-53,217,984.80

Finding the Fourth Proportional to 54,790,848.80, 82,028,986.80 and 53,217,984.80

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Solution

The fourth proportional to 54,790,848.80, 82,028,986.80 and 53,217,984.80 is: 79,674,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,790,848.80 : 82,028,986.80 = 53,217,984.80 : x
  2. Step 2: Convert to fraction form
    54,790,848.80/82,028,986.80 = 53,217,984.80/x
  3. Step 3: Cross multiply
    54,790,848.80x = 82,028,986.80 × 53,217,984.80
  4. Step 4: Simplify right side
    54,790,848.80x = 4,365,417,372,681,800
  5. Step 5: Solve for x
    x = 4,365,417,372,681,800/54,790,848.80
  6. Step 6: Final answer
    x = 79,674,205.97

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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.