Home / 18,164,416.40-27,284,532.60-15,330,064.40

Finding the Fourth Proportional to 18,164,416.40, 27,284,532.60 and 15,330,064.40

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Solution

The fourth proportional to 18,164,416.40, 27,284,532.60 and 15,330,064.40 is: 23,027,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,416.40 : 27,284,532.60 = 15,330,064.40 : x
  2. Step 2: Convert to fraction form
    18,164,416.40/27,284,532.60 = 15,330,064.40/x
  3. Step 3: Cross multiply
    18,164,416.40x = 27,284,532.60 × 15,330,064.40
  4. Step 4: Simplify right side
    18,164,416.40x = 418,273,641,881,899.50
  5. Step 5: Solve for x
    x = 418,273,641,881,899.50/18,164,416.40
  6. Step 6: Final answer
    x = 23,027,089.48

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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.