Home / 54,960,003.40-82,440,005.10-19,061,840.20

Finding the Fourth Proportional to 54,960,003.40, 82,440,005.10 and 19,061,840.20

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Solution

The fourth proportional to 54,960,003.40, 82,440,005.10 and 19,061,840.20 is: 28,592,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960,003.40 : 82,440,005.10 = 19,061,840.20 : x
  2. Step 2: Convert to fraction form
    54,960,003.40/82,440,005.10 = 19,061,840.20/x
  3. Step 3: Cross multiply
    54,960,003.40x = 82,440,005.10 × 19,061,840.20
  4. Step 4: Simplify right side
    54,960,003.40x = 1,571,458,203,303,384.75
  5. Step 5: Solve for x
    x = 1,571,458,203,303,384.75/54,960,003.40
  6. Step 6: Final answer
    x = 28,592,760.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.