Home / 71,036,117.54-98,029,842.37-38,441,069.54

Finding the Fourth Proportional to 71,036,117.54, 98,029,842.37 and 38,441,069.54

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Solution

The fourth proportional to 71,036,117.54, 98,029,842.37 and 38,441,069.54 is: 53,048,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036,117.54 : 98,029,842.37 = 38,441,069.54 : x
  2. Step 2: Convert to fraction form
    71,036,117.54/98,029,842.37 = 38,441,069.54/x
  3. Step 3: Cross multiply
    71,036,117.54x = 98,029,842.37 × 38,441,069.54
  4. Step 4: Simplify right side
    71,036,117.54x = 3,768,371,987,540,408.50
  5. Step 5: Solve for x
    x = 3,768,371,987,540,408.50/71,036,117.54
  6. Step 6: Final answer
    x = 53,048,676.05

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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.