Home / 74,308,840.52-111,419,109.33-28,254,077.34

Finding the Fourth Proportional to 74,308,840.52, 111,419,109.33 and 28,254,077.34

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Solution

The fourth proportional to 74,308,840.52, 111,419,109.33 and 28,254,077.34 is: 42,364,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,308,840.52 : 111,419,109.33 = 28,254,077.34 : x
  2. Step 2: Convert to fraction form
    74,308,840.52/111,419,109.33 = 28,254,077.34/x
  3. Step 3: Cross multiply
    74,308,840.52x = 111,419,109.33 × 28,254,077.34
  4. Step 4: Simplify right side
    74,308,840.52x = 3,148,044,132,163,735.50
  5. Step 5: Solve for x
    x = 3,148,044,132,163,735.50/74,308,840.52
  6. Step 6: Final answer
    x = 42,364,328.53

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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.