Home / 10,751,015.40-16,132,743.90-4,020,109.80

Finding the Fourth Proportional to 10,751,015.40, 16,132,743.90 and 4,020,109.80

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Solution

The fourth proportional to 10,751,015.40, 16,132,743.90 and 4,020,109.80 is: 6,032,490.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751,015.40 : 16,132,743.90 = 4,020,109.80 : x
  2. Step 2: Convert to fraction form
    10,751,015.40/16,132,743.90 = 4,020,109.80/x
  3. Step 3: Cross multiply
    10,751,015.40x = 16,132,743.90 × 4,020,109.80
  4. Step 4: Simplify right side
    10,751,015.40x = 64,855,401,853,280.22
  5. Step 5: Solve for x
    x = 64,855,401,853,280.22/10,751,015.40
  6. Step 6: Final answer
    x = 6,032,490.83

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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.