Home / 27,779,090.33-38,337,499.71-15,393,069.14

Finding the Fourth Proportional to 27,779,090.33, 38,337,499.71 and 15,393,069.14

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Solution

The fourth proportional to 27,779,090.33, 38,337,499.71 and 15,393,069.14 is: 21,243,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,090.33 : 38,337,499.71 = 15,393,069.14 : x
  2. Step 2: Convert to fraction form
    27,779,090.33/38,337,499.71 = 15,393,069.14/x
  3. Step 3: Cross multiply
    27,779,090.33x = 38,337,499.71 × 15,393,069.14
  4. Step 4: Simplify right side
    27,779,090.33x = 590,131,783,499,072.50
  5. Step 5: Solve for x
    x = 590,131,783,499,072.50/27,779,090.33
  6. Step 6: Final answer
    x = 21,243,740.40

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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.