Home / 30,921,209.01-46,387,515.44-10,172,814.75

Finding the Fourth Proportional to 30,921,209.01, 46,387,515.44 and 10,172,814.75

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Solution

The fourth proportional to 30,921,209.01, 46,387,515.44 and 10,172,814.75 is: 15,261,098.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,921,209.01 : 46,387,515.44 = 10,172,814.75 : x
  2. Step 2: Convert to fraction form
    30,921,209.01/46,387,515.44 = 10,172,814.75/x
  3. Step 3: Cross multiply
    30,921,209.01x = 46,387,515.44 × 10,172,814.75
  4. Step 4: Simplify right side
    30,921,209.01x = 471,891,601,233,020.69
  5. Step 5: Solve for x
    x = 471,891,601,233,020.69/30,921,209.01
  6. Step 6: Final answer
    x = 15,261,098.01

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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.