Home / 7,018,105.20-10,527,157.80-4,032,121.20

Finding the Fourth Proportional to 7,018,105.20, 10,527,157.80 and 4,032,121.20

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Solution

The fourth proportional to 7,018,105.20, 10,527,157.80 and 4,032,121.20 is: 6,048,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,105.20 : 10,527,157.80 = 4,032,121.20 : x
  2. Step 2: Convert to fraction form
    7,018,105.20/10,527,157.80 = 4,032,121.20/x
  3. Step 3: Cross multiply
    7,018,105.20x = 10,527,157.80 × 4,032,121.20
  4. Step 4: Simplify right side
    7,018,105.20x = 42,446,776,141,125.37
  5. Step 5: Solve for x
    x = 42,446,776,141,125.37/7,018,105.20
  6. Step 6: Final answer
    x = 6,048,181.80

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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.