Home / 55,053,333.56-75,978,441.84-30,277,885.76

Finding the Fourth Proportional to 55,053,333.56, 75,978,441.84 and 30,277,885.76

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Solution

The fourth proportional to 55,053,333.56, 75,978,441.84 and 30,277,885.76 is: 41,786,145.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053,333.56 : 75,978,441.84 = 30,277,885.76 : x
  2. Step 2: Convert to fraction form
    55,053,333.56/75,978,441.84 = 30,277,885.76/x
  3. Step 3: Cross multiply
    55,053,333.56x = 75,978,441.84 × 30,277,885.76
  4. Step 4: Simplify right side
    55,053,333.56x = 2,300,466,582,254,324.50
  5. Step 5: Solve for x
    x = 2,300,466,582,254,324.50/55,053,333.56
  6. Step 6: Final answer
    x = 41,786,145.06

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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.