Home / 18,531,117.76-25,574,474.62-10,273,771.20

Finding the Fourth Proportional to 18,531,117.76, 25,574,474.62 and 10,273,771.20

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Solution

The fourth proportional to 18,531,117.76, 25,574,474.62 and 10,273,771.20 is: 14,178,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,117.76 : 25,574,474.62 = 10,273,771.20 : x
  2. Step 2: Convert to fraction form
    18,531,117.76/25,574,474.62 = 10,273,771.20/x
  3. Step 3: Cross multiply
    18,531,117.76x = 25,574,474.62 × 10,273,771.20
  4. Step 4: Simplify right side
    18,531,117.76x = 262,746,300,806,086.94
  5. Step 5: Solve for x
    x = 262,746,300,806,086.94/18,531,117.76
  6. Step 6: Final answer
    x = 14,178,653.67

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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.