Home / 54,328,213.10-81,464,326.05-20,232,008.30

Finding the Fourth Proportional to 54,328,213.10, 81,464,326.05 and 20,232,008.30

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Solution

The fourth proportional to 54,328,213.10, 81,464,326.05 and 20,232,008.30 is: 30,337,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328,213.10 : 81,464,326.05 = 20,232,008.30 : x
  2. Step 2: Convert to fraction form
    54,328,213.10/81,464,326.05 = 20,232,008.30/x
  3. Step 3: Cross multiply
    54,328,213.10x = 81,464,326.05 × 20,232,008.30
  4. Step 4: Simplify right side
    54,328,213.10x = 1,648,186,920,797,506.25
  5. Step 5: Solve for x
    x = 1,648,186,920,797,506.25/54,328,213.10
  6. Step 6: Final answer
    x = 30,337,587.54

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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.