Home / 10,135,552.16-13,987,057.52-5,489,337.44

Finding the Fourth Proportional to 10,135,552.16, 13,987,057.52 and 5,489,337.44

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Solution

The fourth proportional to 10,135,552.16, 13,987,057.52 and 5,489,337.44 is: 7,575,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135,552.16 : 13,987,057.52 = 5,489,337.44 : x
  2. Step 2: Convert to fraction form
    10,135,552.16/13,987,057.52 = 5,489,337.44/x
  3. Step 3: Cross multiply
    10,135,552.16x = 13,987,057.52 × 5,489,337.44
  4. Step 4: Simplify right side
    10,135,552.16x = 76,779,678,519,969.55
  5. Step 5: Solve for x
    x = 76,779,678,519,969.55/10,135,552.16
  6. Step 6: Final answer
    x = 7,575,283.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.