Home / 54,280,830.60-81,393,252.30-20,184,625.80

Finding the Fourth Proportional to 54,280,830.60, 81,393,252.30 and 20,184,625.80

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Solution

The fourth proportional to 54,280,830.60, 81,393,252.30 and 20,184,625.80 is: 30,266,529.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280,830.60 : 81,393,252.30 = 20,184,625.80 : x
  2. Step 2: Convert to fraction form
    54,280,830.60/81,393,252.30 = 20,184,625.80/x
  3. Step 3: Cross multiply
    54,280,830.60x = 81,393,252.30 × 20,184,625.80
  4. Step 4: Simplify right side
    54,280,830.60x = 1,642,892,340,320,489.25
  5. Step 5: Solve for x
    x = 1,642,892,340,320,489.25/54,280,830.60
  6. Step 6: Final answer
    x = 30,266,529.13

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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.