Home / 25,685,205.36-38,523,706.81-7,485,143.34

Finding the Fourth Proportional to 25,685,205.36, 38,523,706.81 and 7,485,143.34

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Solution

The fourth proportional to 25,685,205.36, 38,523,706.81 and 7,485,143.34 is: 11,226,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,685,205.36 : 38,523,706.81 = 7,485,143.34 : x
  2. Step 2: Convert to fraction form
    25,685,205.36/38,523,706.81 = 7,485,143.34/x
  3. Step 3: Cross multiply
    25,685,205.36x = 38,523,706.81 × 7,485,143.34
  4. Step 4: Simplify right side
    25,685,205.36x = 288,355,467,633,047.38
  5. Step 5: Solve for x
    x = 288,355,467,633,047.38/25,685,205.36
  6. Step 6: Final answer
    x = 11,226,519.84

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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.