Home / 9,209,086.70-13,823,211-6,782,979.26

Finding the Fourth Proportional to 9,209,086.70, 13,823,211 and 6,782,979.26

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Solution

The fourth proportional to 9,209,086.70, 13,823,211 and 6,782,979.26 is: 10,181,525.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,086.70 : 13,823,211 = 6,782,979.26 : x
  2. Step 2: Convert to fraction form
    9,209,086.70/13,823,211 = 6,782,979.26/x
  3. Step 3: Cross multiply
    9,209,086.70x = 13,823,211 × 6,782,979.26
  4. Step 4: Simplify right side
    9,209,086.70x = 93,762,553,519,603.86
  5. Step 5: Solve for x
    x = 93,762,553,519,603.86/9,209,086.70
  6. Step 6: Final answer
    x = 10,181,525.77

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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.