Home / 8,264,178-12,389,167.34-2,872,127.88

Finding the Fourth Proportional to 8,264,178, 12,389,167.34 and 2,872,127.88

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Solution

The fourth proportional to 8,264,178, 12,389,167.34 and 2,872,127.88 is: 4,305,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,178 : 12,389,167.34 = 2,872,127.88 : x
  2. Step 2: Convert to fraction form
    8,264,178/12,389,167.34 = 2,872,127.88/x
  3. Step 3: Cross multiply
    8,264,178x = 12,389,167.34 × 2,872,127.88
  4. Step 4: Simplify right side
    8,264,178x = 35,583,272,927,199.44
  5. Step 5: Solve for x
    x = 35,583,272,927,199.44/8,264,178
  6. Step 6: Final answer
    x = 4,305,724.41

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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.