Home / 9,346,936.30-14,020,404.45-5,315,857.90

Finding the Fourth Proportional to 9,346,936.30, 14,020,404.45 and 5,315,857.90

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Solution

The fourth proportional to 9,346,936.30, 14,020,404.45 and 5,315,857.90 is: 7,973,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346,936.30 : 14,020,404.45 = 5,315,857.90 : x
  2. Step 2: Convert to fraction form
    9,346,936.30/14,020,404.45 = 5,315,857.90/x
  3. Step 3: Cross multiply
    9,346,936.30x = 14,020,404.45 × 5,315,857.90
  4. Step 4: Simplify right side
    9,346,936.30x = 74,530,477,756,727.66
  5. Step 5: Solve for x
    x = 74,530,477,756,727.66/9,346,936.30
  6. Step 6: Final answer
    x = 7,973,786.85

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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.