Home / 40,745,987.64-56,212,869.35-23,101,174.44

Finding the Fourth Proportional to 40,745,987.64, 56,212,869.35 and 23,101,174.44

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Solution

The fourth proportional to 40,745,987.64, 56,212,869.35 and 23,101,174.44 is: 31,870,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,745,987.64 : 56,212,869.35 = 23,101,174.44 : x
  2. Step 2: Convert to fraction form
    40,745,987.64/56,212,869.35 = 23,101,174.44/x
  3. Step 3: Cross multiply
    40,745,987.64x = 56,212,869.35 × 23,101,174.44
  4. Step 4: Simplify right side
    40,745,987.64x = 1,298,583,300,511,773.50
  5. Step 5: Solve for x
    x = 1,298,583,300,511,773.50/40,745,987.64
  6. Step 6: Final answer
    x = 31,870,212.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.