Home / 9,009,372.47-12,432,930.08-4,879,403.82

Finding the Fourth Proportional to 9,009,372.47, 12,432,930.08 and 4,879,403.82

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Solution

The fourth proportional to 9,009,372.47, 12,432,930.08 and 4,879,403.82 is: 6,733,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009,372.47 : 12,432,930.08 = 4,879,403.82 : x
  2. Step 2: Convert to fraction form
    9,009,372.47/12,432,930.08 = 4,879,403.82/x
  3. Step 3: Cross multiply
    9,009,372.47x = 12,432,930.08 × 4,879,403.82
  4. Step 4: Simplify right side
    9,009,372.47x = 60,665,286,501,747.88
  5. Step 5: Solve for x
    x = 60,665,286,501,747.88/9,009,372.47
  6. Step 6: Final answer
    x = 6,733,575.14

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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.