Home / 70,010,453.88-96,615,974.34-38,648,430.54

Finding the Fourth Proportional to 70,010,453.88, 96,615,974.34 and 38,648,430.54

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Solution

The fourth proportional to 70,010,453.88, 96,615,974.34 and 38,648,430.54 is: 53,335,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,010,453.88 : 96,615,974.34 = 38,648,430.54 : x
  2. Step 2: Convert to fraction form
    70,010,453.88/96,615,974.34 = 38,648,430.54/x
  3. Step 3: Cross multiply
    70,010,453.88x = 96,615,974.34 × 38,648,430.54
  4. Step 4: Simplify right side
    70,010,453.88x = 3,734,055,773,333,912.50
  5. Step 5: Solve for x
    x = 3,734,055,773,333,912.50/70,010,453.88
  6. Step 6: Final answer
    x = 53,335,688.69

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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.