Home / 5,461,258.85-7,539,370.43-3,989,514.81

Finding the Fourth Proportional to 5,461,258.85, 7,539,370.43 and 3,989,514.81

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Solution

The fourth proportional to 5,461,258.85, 7,539,370.43 and 3,989,514.81 is: 5,507,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,258.85 : 7,539,370.43 = 3,989,514.81 : x
  2. Step 2: Convert to fraction form
    5,461,258.85/7,539,370.43 = 3,989,514.81/x
  3. Step 3: Cross multiply
    5,461,258.85x = 7,539,370.43 × 3,989,514.81
  4. Step 4: Simplify right side
    5,461,258.85x = 30,078,429,945,278.87
  5. Step 5: Solve for x
    x = 30,078,429,945,278.87/5,461,258.85
  6. Step 6: Final answer
    x = 5,507,600.13

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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.