Home / 54,886,189.80-75,747,593.70-30,447,777

Finding the Fourth Proportional to 54,886,189.80, 75,747,593.70 and 30,447,777

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Solution

The fourth proportional to 54,886,189.80, 75,747,593.70 and 30,447,777 is: 42,020,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,886,189.80 : 75,747,593.70 = 30,447,777 : x
  2. Step 2: Convert to fraction form
    54,886,189.80/75,747,593.70 = 30,447,777/x
  3. Step 3: Cross multiply
    54,886,189.80x = 75,747,593.70 × 30,447,777
  4. Step 4: Simplify right side
    54,886,189.80x = 2,306,345,841,264,205
  5. Step 5: Solve for x
    x = 2,306,345,841,264,205/54,886,189.80
  6. Step 6: Final answer
    x = 42,020,512.80

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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.