Home / 56,721,928.40-85,082,892.60-16,336,494.80

Finding the Fourth Proportional to 56,721,928.40, 85,082,892.60 and 16,336,494.80

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Solution

The fourth proportional to 56,721,928.40, 85,082,892.60 and 16,336,494.80 is: 24,504,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,721,928.40 : 85,082,892.60 = 16,336,494.80 : x
  2. Step 2: Convert to fraction form
    56,721,928.40/85,082,892.60 = 16,336,494.80/x
  3. Step 3: Cross multiply
    56,721,928.40x = 85,082,892.60 × 16,336,494.80
  4. Step 4: Simplify right side
    56,721,928.40x = 1,389,956,232,528,858.50
  5. Step 5: Solve for x
    x = 1,389,956,232,528,858.50/56,721,928.40
  6. Step 6: Final answer
    x = 24,504,742.20

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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.