Home / 27,702,590.40-41,553,885.60-20,984,126.40

Finding the Fourth Proportional to 27,702,590.40, 41,553,885.60 and 20,984,126.40

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Solution

The fourth proportional to 27,702,590.40, 41,553,885.60 and 20,984,126.40 is: 31,476,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,702,590.40 : 41,553,885.60 = 20,984,126.40 : x
  2. Step 2: Convert to fraction form
    27,702,590.40/41,553,885.60 = 20,984,126.40/x
  3. Step 3: Cross multiply
    27,702,590.40x = 41,553,885.60 × 20,984,126.40
  4. Step 4: Simplify right side
    27,702,590.40x = 871,971,987,841,539.75
  5. Step 5: Solve for x
    x = 871,971,987,841,539.75/27,702,590.40
  6. Step 6: Final answer
    x = 31,476,189.60

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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.