Home / 27,779,086.58-38,337,494.54-15,393,065.38

Finding the Fourth Proportional to 27,779,086.58, 38,337,494.54 and 15,393,065.38

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Solution

The fourth proportional to 27,779,086.58, 38,337,494.54 and 15,393,065.38 is: 21,243,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,086.58 : 38,337,494.54 = 15,393,065.38 : x
  2. Step 2: Convert to fraction form
    27,779,086.58/38,337,494.54 = 15,393,065.38/x
  3. Step 3: Cross multiply
    27,779,086.58x = 38,337,494.54 × 15,393,065.38
  4. Step 4: Simplify right side
    27,779,086.58x = 590,131,559,786,803.88
  5. Step 5: Solve for x
    x = 590,131,559,786,803.88/27,779,086.58
  6. Step 6: Final answer
    x = 21,243,735.22

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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.