Home / 9,119,754.18-13,712,444.43-8,408,793.54

Finding the Fourth Proportional to 9,119,754.18, 13,712,444.43 and 8,408,793.54

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Solution

The fourth proportional to 9,119,754.18, 13,712,444.43 and 8,408,793.54 is: 12,643,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119,754.18 : 13,712,444.43 = 8,408,793.54 : x
  2. Step 2: Convert to fraction form
    9,119,754.18/13,712,444.43 = 8,408,793.54/x
  3. Step 3: Cross multiply
    9,119,754.18x = 13,712,444.43 × 8,408,793.54
  4. Step 4: Simplify right side
    9,119,754.18x = 115,305,114,140,592.97
  5. Step 5: Solve for x
    x = 115,305,114,140,592.97/9,119,754.18
  6. Step 6: Final answer
    x = 12,643,445.41

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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.