Home / 28,944,007.80-43,416,011.70-7,378,567.80

Finding the Fourth Proportional to 28,944,007.80, 43,416,011.70 and 7,378,567.80

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Solution

The fourth proportional to 28,944,007.80, 43,416,011.70 and 7,378,567.80 is: 11,067,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944,007.80 : 43,416,011.70 = 7,378,567.80 : x
  2. Step 2: Convert to fraction form
    28,944,007.80/43,416,011.70 = 7,378,567.80/x
  3. Step 3: Cross multiply
    28,944,007.80x = 43,416,011.70 × 7,378,567.80
  4. Step 4: Simplify right side
    28,944,007.80x = 320,347,985,934,043.25
  5. Step 5: Solve for x
    x = 320,347,985,934,043.25/28,944,007.80
  6. Step 6: Final answer
    x = 11,067,851.70

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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.