Home / 18,468,580.56-25,489,172.91-10,627,931.62

Finding the Fourth Proportional to 18,468,580.56, 25,489,172.91 and 10,627,931.62

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Solution

The fourth proportional to 18,468,580.56, 25,489,172.91 and 10,627,931.62 is: 14,668,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,580.56 : 25,489,172.91 = 10,627,931.62 : x
  2. Step 2: Convert to fraction form
    18,468,580.56/25,489,172.91 = 10,627,931.62/x
  3. Step 3: Cross multiply
    18,468,580.56x = 25,489,172.91 × 10,627,931.62
  4. Step 4: Simplify right side
    18,468,580.56x = 270,897,186,737,836.41
  5. Step 5: Solve for x
    x = 270,897,186,737,836.41/18,468,580.56
  6. Step 6: Final answer
    x = 14,668,002.55

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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.