Home / 38,293,735.52-52,845,355.08-20,890,150.96

Finding the Fourth Proportional to 38,293,735.52, 52,845,355.08 and 20,890,150.96

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Solution

The fourth proportional to 38,293,735.52, 52,845,355.08 and 20,890,150.96 is: 28,828,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293,735.52 : 52,845,355.08 = 20,890,150.96 : x
  2. Step 2: Convert to fraction form
    38,293,735.52/52,845,355.08 = 20,890,150.96/x
  3. Step 3: Cross multiply
    38,293,735.52x = 52,845,355.08 × 20,890,150.96
  4. Step 4: Simplify right side
    38,293,735.52x = 1,103,947,445,156,002.88
  5. Step 5: Solve for x
    x = 1,103,947,445,156,002.88/38,293,735.52
  6. Step 6: Final answer
    x = 28,828,408.36

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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.