Home / 39,245,224.23-54,158,409.50-21,845,679.84

Finding the Fourth Proportional to 39,245,224.23, 54,158,409.50 and 21,845,679.84

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Solution

The fourth proportional to 39,245,224.23, 54,158,409.50 and 21,845,679.84 is: 30,147,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245,224.23 : 54,158,409.50 = 21,845,679.84 : x
  2. Step 2: Convert to fraction form
    39,245,224.23/54,158,409.50 = 21,845,679.84/x
  3. Step 3: Cross multiply
    39,245,224.23x = 54,158,409.50 × 21,845,679.84
  4. Step 4: Simplify right side
    39,245,224.23x = 1,183,127,274,471,386
  5. Step 5: Solve for x
    x = 1,183,127,274,471,386/39,245,224.23
  6. Step 6: Final answer
    x = 30,147,038.21

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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.