Home / 10,308,817.89-14,225,321.69-5,662,362.80

Finding the Fourth Proportional to 10,308,817.89, 14,225,321.69 and 5,662,362.80

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Solution

The fourth proportional to 10,308,817.89, 14,225,321.69 and 5,662,362.80 is: 7,813,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,817.89 : 14,225,321.69 = 5,662,362.80 : x
  2. Step 2: Convert to fraction form
    10,308,817.89/14,225,321.69 = 5,662,362.80/x
  3. Step 3: Cross multiply
    10,308,817.89x = 14,225,321.69 × 5,662,362.80
  4. Step 4: Simplify right side
    10,308,817.89x = 80,548,932,355,489.12
  5. Step 5: Solve for x
    x = 80,548,932,355,489.12/10,308,817.89
  6. Step 6: Final answer
    x = 7,813,595.43

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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.