Home / 27,779,087.58-38,337,495.92-15,393,066.38

Finding the Fourth Proportional to 27,779,087.58, 38,337,495.92 and 15,393,066.38

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Solution

The fourth proportional to 27,779,087.58, 38,337,495.92 and 15,393,066.38 is: 21,243,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,087.58 : 38,337,495.92 = 15,393,066.38 : x
  2. Step 2: Convert to fraction form
    27,779,087.58/38,337,495.92 = 15,393,066.38/x
  3. Step 3: Cross multiply
    27,779,087.58x = 38,337,495.92 × 15,393,066.38
  4. Step 4: Simplify right side
    27,779,087.58x = 590,131,619,539,539.25
  5. Step 5: Solve for x
    x = 590,131,619,539,539.25/27,779,087.58
  6. Step 6: Final answer
    x = 21,243,736.60

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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.