Home / 79,507,064.91-119,263,254.58-21,994,519.89

Finding the Fourth Proportional to 79,507,064.91, 119,263,254.58 and 21,994,519.89

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Solution

The fourth proportional to 79,507,064.91, 119,263,254.58 and 21,994,519.89 is: 32,992,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,507,064.91 : 119,263,254.58 = 21,994,519.89 : x
  2. Step 2: Convert to fraction form
    79,507,064.91/119,263,254.58 = 21,994,519.89/x
  3. Step 3: Cross multiply
    79,507,064.91x = 119,263,254.58 × 21,994,519.89
  4. Step 4: Simplify right side
    79,507,064.91x = 2,623,138,025,021,696
  5. Step 5: Solve for x
    x = 2,623,138,025,021,696/79,507,064.91
  6. Step 6: Final answer
    x = 32,992,514.92

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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.