Home / 18,338,628.27-25,306,771.95-10,497,880.62

Finding the Fourth Proportional to 18,338,628.27, 25,306,771.95 and 10,497,880.62

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Solution

The fourth proportional to 18,338,628.27, 25,306,771.95 and 10,497,880.62 is: 14,486,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,628.27 : 25,306,771.95 = 10,497,880.62 : x
  2. Step 2: Convert to fraction form
    18,338,628.27/25,306,771.95 = 10,497,880.62/x
  3. Step 3: Cross multiply
    18,338,628.27x = 25,306,771.95 × 10,497,880.62
  4. Step 4: Simplify right side
    18,338,628.27x = 265,667,470,808,664.59
  5. Step 5: Solve for x
    x = 265,667,470,808,664.59/18,338,628.27
  6. Step 6: Final answer
    x = 14,486,768.96

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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.