Home / 56,821,349.57-85,233,612.35-18,482,863.84

Finding the Fourth Proportional to 56,821,349.57, 85,233,612.35 and 18,482,863.84

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Solution

The fourth proportional to 56,821,349.57, 85,233,612.35 and 18,482,863.84 is: 27,724,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821,349.57 : 85,233,612.35 = 18,482,863.84 : x
  2. Step 2: Convert to fraction form
    56,821,349.57/85,233,612.35 = 18,482,863.84/x
  3. Step 3: Cross multiply
    56,821,349.57x = 85,233,612.35 × 18,482,863.84
  4. Step 4: Simplify right side
    56,821,349.57x = 1,575,361,251,489,515.50
  5. Step 5: Solve for x
    x = 1,575,361,251,489,515.50/56,821,349.57
  6. Step 6: Final answer
    x = 27,724,812.30

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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.