Home / 18,346,411.78-25,318,064.45-10,086,614.59

Finding the Fourth Proportional to 18,346,411.78, 25,318,064.45 and 10,086,614.59

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Solution

The fourth proportional to 18,346,411.78, 25,318,064.45 and 10,086,614.59 is: 13,919,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,411.78 : 25,318,064.45 = 10,086,614.59 : x
  2. Step 2: Convert to fraction form
    18,346,411.78/25,318,064.45 = 10,086,614.59/x
  3. Step 3: Cross multiply
    18,346,411.78x = 25,318,064.45 × 10,086,614.59
  4. Step 4: Simplify right side
    18,346,411.78x = 255,373,558,221,497.25
  5. Step 5: Solve for x
    x = 255,373,558,221,497.25/18,346,411.78
  6. Step 6: Final answer
    x = 13,919,537.04

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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.