Home / 6,854,798.42-10,220,913.91-6,666,469.01

Finding the Fourth Proportional to 6,854,798.42, 10,220,913.91 and 6,666,469.01

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Solution

The fourth proportional to 6,854,798.42, 10,220,913.91 and 6,666,469.01 is: 9,940,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854,798.42 : 10,220,913.91 = 6,666,469.01 : x
  2. Step 2: Convert to fraction form
    6,854,798.42/10,220,913.91 = 6,666,469.01/x
  3. Step 3: Cross multiply
    6,854,798.42x = 10,220,913.91 × 6,666,469.01
  4. Step 4: Simplify right side
    6,854,798.42x = 68,137,405,834,892.93
  5. Step 5: Solve for x
    x = 68,137,405,834,892.93/6,854,798.42
  6. Step 6: Final answer
    x = 9,940,103.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.