Home / 8,032,693.21-11,082,379.16-5,133,756.47

Finding the Fourth Proportional to 8,032,693.21, 11,082,379.16 and 5,133,756.47

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Solution

The fourth proportional to 8,032,693.21, 11,082,379.16 and 5,133,756.47 is: 7,082,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032,693.21 : 11,082,379.16 = 5,133,756.47 : x
  2. Step 2: Convert to fraction form
    8,032,693.21/11,082,379.16 = 5,133,756.47/x
  3. Step 3: Cross multiply
    8,032,693.21x = 11,082,379.16 × 5,133,756.47
  4. Step 4: Simplify right side
    8,032,693.21x = 56,894,235,673,065.66
  5. Step 5: Solve for x
    x = 56,894,235,673,065.66/8,032,693.21
  6. Step 6: Final answer
    x = 7,082,834.39

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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.