Home / 10,762,578.70-16,143,868.05-10,296,091.60

Finding the Fourth Proportional to 10,762,578.70, 16,143,868.05 and 10,296,091.60

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Solution

The fourth proportional to 10,762,578.70, 16,143,868.05 and 10,296,091.60 is: 15,444,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,578.70 : 16,143,868.05 = 10,296,091.60 : x
  2. Step 2: Convert to fraction form
    10,762,578.70/16,143,868.05 = 10,296,091.60/x
  3. Step 3: Cross multiply
    10,762,578.70x = 16,143,868.05 × 10,296,091.60
  4. Step 4: Simplify right side
    10,762,578.70x = 166,218,744,221,113.38
  5. Step 5: Solve for x
    x = 166,218,744,221,113.38/10,762,578.70
  6. Step 6: Final answer
    x = 15,444,137.40

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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.