Home / 54,683,444.02-82,033,321.08-20,137,188.64

Finding the Fourth Proportional to 54,683,444.02, 82,033,321.08 and 20,137,188.64

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Solution

The fourth proportional to 54,683,444.02, 82,033,321.08 and 20,137,188.64 is: 30,208,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,683,444.02 : 82,033,321.08 = 20,137,188.64 : x
  2. Step 2: Convert to fraction form
    54,683,444.02/82,033,321.08 = 20,137,188.64/x
  3. Step 3: Cross multiply
    54,683,444.02x = 82,033,321.08 × 20,137,188.64
  4. Step 4: Simplify right side
    54,683,444.02x = 1,651,920,461,353,648.50
  5. Step 5: Solve for x
    x = 1,651,920,461,353,648.50/54,683,444.02
  6. Step 6: Final answer
    x = 30,208,786.06

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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.