Home / 89,684,297.88-134,526,448.60-21,526,989.64

Finding the Fourth Proportional to 89,684,297.88, 134,526,448.60 and 21,526,989.64

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Solution

The fourth proportional to 89,684,297.88, 134,526,448.60 and 21,526,989.64 is: 32,290,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,684,297.88 : 134,526,448.60 = 21,526,989.64 : x
  2. Step 2: Convert to fraction form
    89,684,297.88/134,526,448.60 = 21,526,989.64/x
  3. Step 3: Cross multiply
    89,684,297.88x = 134,526,448.60 × 21,526,989.64
  4. Step 4: Simplify right side
    89,684,297.88x = 2,895,949,465,318,192.50
  5. Step 5: Solve for x
    x = 2,895,949,465,318,192.50/89,684,297.88
  6. Step 6: Final answer
    x = 32,290,484.89

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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.