Home / 10,022,173.32-13,830,636.42-5,438,495.64

Finding the Fourth Proportional to 10,022,173.32, 13,830,636.42 and 5,438,495.64

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Solution

The fourth proportional to 10,022,173.32, 13,830,636.42 and 5,438,495.64 is: 7,505,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,173.32 : 13,830,636.42 = 5,438,495.64 : x
  2. Step 2: Convert to fraction form
    10,022,173.32/13,830,636.42 = 5,438,495.64/x
  3. Step 3: Cross multiply
    10,022,173.32x = 13,830,636.42 × 5,438,495.64
  4. Step 4: Simplify right side
    10,022,173.32x = 75,217,855,868,595.20
  5. Step 5: Solve for x
    x = 75,217,855,868,595.20/10,022,173.32
  6. Step 6: Final answer
    x = 7,505,144.19

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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.