Home / 48,843,138.60-73,264,707.90-12,451,458.60

Finding the Fourth Proportional to 48,843,138.60, 73,264,707.90 and 12,451,458.60

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Solution

The fourth proportional to 48,843,138.60, 73,264,707.90 and 12,451,458.60 is: 18,677,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,843,138.60 : 73,264,707.90 = 12,451,458.60 : x
  2. Step 2: Convert to fraction form
    48,843,138.60/73,264,707.90 = 12,451,458.60/x
  3. Step 3: Cross multiply
    48,843,138.60x = 73,264,707.90 × 12,451,458.60
  4. Step 4: Simplify right side
    48,843,138.60x = 912,252,477,257,943
  5. Step 5: Solve for x
    x = 912,252,477,257,943/48,843,138.60
  6. Step 6: Final answer
    x = 18,677,187.90

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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.