Home / 5,139,211.34-7,092,110.64-3,074,313.98

Finding the Fourth Proportional to 5,139,211.34, 7,092,110.64 and 3,074,313.98

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Solution

The fourth proportional to 5,139,211.34, 7,092,110.64 and 3,074,313.98 is: 4,242,552.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,211.34 : 7,092,110.64 = 3,074,313.98 : x
  2. Step 2: Convert to fraction form
    5,139,211.34/7,092,110.64 = 3,074,313.98/x
  3. Step 3: Cross multiply
    5,139,211.34x = 7,092,110.64 × 3,074,313.98
  4. Step 4: Simplify right side
    5,139,211.34x = 21,803,374,888,258.75
  5. Step 5: Solve for x
    x = 21,803,374,888,258.75/5,139,211.34
  6. Step 6: Final answer
    x = 4,242,552.69

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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.