Home / 25,372,158-35,013,596.16-13,769,718.72

Finding the Fourth Proportional to 25,372,158, 35,013,596.16 and 13,769,718.72

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Solution

The fourth proportional to 25,372,158, 35,013,596.16 and 13,769,718.72 is: 19,002,221.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372,158 : 35,013,596.16 = 13,769,718.72 : x
  2. Step 2: Convert to fraction form
    25,372,158/35,013,596.16 = 13,769,718.72/x
  3. Step 3: Cross multiply
    25,372,158x = 35,013,596.16 × 13,769,718.72
  4. Step 4: Simplify right side
    25,372,158x = 482,127,370,498,872.06
  5. Step 5: Solve for x
    x = 482,127,370,498,872.06/25,372,158
  6. Step 6: Final answer
    x = 19,002,221.67

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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.