Home / 10,071,858-13,899,181.32-5,488,179.24

Finding the Fourth Proportional to 10,071,858, 13,899,181.32 and 5,488,179.24

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Solution

The fourth proportional to 10,071,858, 13,899,181.32 and 5,488,179.24 is: 7,573,696.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,858 : 13,899,181.32 = 5,488,179.24 : x
  2. Step 2: Convert to fraction form
    10,071,858/13,899,181.32 = 5,488,179.24/x
  3. Step 3: Cross multiply
    10,071,858x = 13,899,181.32 × 5,488,179.24
  4. Step 4: Simplify right side
    10,071,858x = 76,281,198,373,419.80
  5. Step 5: Solve for x
    x = 76,281,198,373,419.80/10,071,858
  6. Step 6: Final answer
    x = 7,573,696.77

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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.