Home / 20,907,521.60-31,361,282.40-16,372,558.40

Finding the Fourth Proportional to 20,907,521.60, 31,361,282.40 and 16,372,558.40

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Solution

The fourth proportional to 20,907,521.60, 31,361,282.40 and 16,372,558.40 is: 24,558,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,907,521.60 : 31,361,282.40 = 16,372,558.40 : x
  2. Step 2: Convert to fraction form
    20,907,521.60/31,361,282.40 = 16,372,558.40/x
  3. Step 3: Cross multiply
    20,907,521.60x = 31,361,282.40 × 16,372,558.40
  4. Step 4: Simplify right side
    20,907,521.60x = 513,464,427,592,892.12
  5. Step 5: Solve for x
    x = 513,464,427,592,892.12/20,907,521.60
  6. Step 6: Final answer
    x = 24,558,837.60

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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.