Home / 7,018,226.80-10,515,935.40-6,346,380.40

Finding the Fourth Proportional to 7,018,226.80, 10,515,935.40 and 6,346,380.40

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Solution

The fourth proportional to 7,018,226.80, 10,515,935.40 and 6,346,380.40 is: 9,509,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,226.80 : 10,515,935.40 = 6,346,380.40 : x
  2. Step 2: Convert to fraction form
    7,018,226.80/10,515,935.40 = 6,346,380.40/x
  3. Step 3: Cross multiply
    7,018,226.80x = 10,515,935.40 × 6,346,380.40
  4. Step 4: Simplify right side
    7,018,226.80x = 66,738,126,310,226.16
  5. Step 5: Solve for x
    x = 66,738,126,310,226.16/7,018,226.80
  6. Step 6: Final answer
    x = 9,509,257.57

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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.