Home / 16,865,960.22-25,282,778.40-7,137,190.10

Finding the Fourth Proportional to 16,865,960.22, 25,282,778.40 and 7,137,190.10

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Solution

The fourth proportional to 16,865,960.22, 25,282,778.40 and 7,137,190.10 is: 10,698,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865,960.22 : 25,282,778.40 = 7,137,190.10 : x
  2. Step 2: Convert to fraction form
    16,865,960.22/25,282,778.40 = 7,137,190.10/x
  3. Step 3: Cross multiply
    16,865,960.22x = 25,282,778.40 × 7,137,190.10
  4. Step 4: Simplify right side
    16,865,960.22x = 180,447,995,696,973.81
  5. Step 5: Solve for x
    x = 180,447,995,696,973.81/16,865,960.22
  6. Step 6: Final answer
    x = 10,698,945.89

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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.