Home / 9,013,780.44-12,438,611.10-4,939,311.96

Finding the Fourth Proportional to 9,013,780.44, 12,438,611.10 and 4,939,311.96

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Solution

The fourth proportional to 9,013,780.44, 12,438,611.10 and 4,939,311.96 is: 6,816,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,780.44 : 12,438,611.10 = 4,939,311.96 : x
  2. Step 2: Convert to fraction form
    9,013,780.44/12,438,611.10 = 4,939,311.96/x
  3. Step 3: Cross multiply
    9,013,780.44x = 12,438,611.10 × 4,939,311.96
  4. Step 4: Simplify right side
    9,013,780.44x = 61,438,180,572,018.75
  5. Step 5: Solve for x
    x = 61,438,180,572,018.75/9,013,780.44
  6. Step 6: Final answer
    x = 6,816,028.08

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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.