Home / 8,685,710.09-13,020,092.78-4,135,536.30

Finding the Fourth Proportional to 8,685,710.09, 13,020,092.78 and 4,135,536.30

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Solution

The fourth proportional to 8,685,710.09, 13,020,092.78 and 4,135,536.30 is: 6,199,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,710.09 : 13,020,092.78 = 4,135,536.30 : x
  2. Step 2: Convert to fraction form
    8,685,710.09/13,020,092.78 = 4,135,536.30/x
  3. Step 3: Cross multiply
    8,685,710.09x = 13,020,092.78 × 4,135,536.30
  4. Step 4: Simplify right side
    8,685,710.09x = 53,845,066,300,380.23
  5. Step 5: Solve for x
    x = 53,845,066,300,380.23/8,685,710.09
  6. Step 6: Final answer
    x = 6,199,270.50

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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.