Home / 7,567,021.88-10,442,404.16-4,129,321.40

Finding the Fourth Proportional to 7,567,021.88, 10,442,404.16 and 4,129,321.40

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Solution

The fourth proportional to 7,567,021.88, 10,442,404.16 and 4,129,321.40 is: 5,698,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567,021.88 : 10,442,404.16 = 4,129,321.40 : x
  2. Step 2: Convert to fraction form
    7,567,021.88/10,442,404.16 = 4,129,321.40/x
  3. Step 3: Cross multiply
    7,567,021.88x = 10,442,404.16 × 4,129,321.40
  4. Step 4: Simplify right side
    7,567,021.88x = 43,120,042,965,337.02
  5. Step 5: Solve for x
    x = 43,120,042,965,337.02/7,567,021.88
  6. Step 6: Final answer
    x = 5,698,416.58

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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.