Home / 12,367,177.52-18,552,038.76-4,280,138.96

Finding the Fourth Proportional to 12,367,177.52, 18,552,038.76 and 4,280,138.96

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Solution

The fourth proportional to 12,367,177.52, 18,552,038.76 and 4,280,138.96 is: 6,420,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,177.52 : 18,552,038.76 = 4,280,138.96 : x
  2. Step 2: Convert to fraction form
    12,367,177.52/18,552,038.76 = 4,280,138.96/x
  3. Step 3: Cross multiply
    12,367,177.52x = 18,552,038.76 × 4,280,138.96
  4. Step 4: Simplify right side
    12,367,177.52x = 79,405,303,884,106.09
  5. Step 5: Solve for x
    x = 79,405,303,884,106.09/12,367,177.52
  6. Step 6: Final answer
    x = 6,420,648.83

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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.