Home / 57,030,156-85,511,071.04-18,151,814.34

Finding the Fourth Proportional to 57,030,156, 85,511,071.04 and 18,151,814.34

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Solution

The fourth proportional to 57,030,156, 85,511,071.04 and 18,151,814.34 is: 27,216,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,156 : 85,511,071.04 = 18,151,814.34 : x
  2. Step 2: Convert to fraction form
    57,030,156/85,511,071.04 = 18,151,814.34/x
  3. Step 3: Cross multiply
    57,030,156x = 85,511,071.04 × 18,151,814.34
  4. Step 4: Simplify right side
    57,030,156x = 1,552,181,085,441,871.50
  5. Step 5: Solve for x
    x = 1,552,181,085,441,871.50/57,030,156
  6. Step 6: Final answer
    x = 27,216,847.97

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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.