Home / 20,040,904.48-30,066,780.48-14,290,902.40

Finding the Fourth Proportional to 20,040,904.48, 30,066,780.48 and 14,290,902.40

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Solution

The fourth proportional to 20,040,904.48, 30,066,780.48 and 14,290,902.40 is: 21,440,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040,904.48 : 30,066,780.48 = 14,290,902.40 : x
  2. Step 2: Convert to fraction form
    20,040,904.48/30,066,780.48 = 14,290,902.40/x
  3. Step 3: Cross multiply
    20,040,904.48x = 30,066,780.48 × 14,290,902.40
  4. Step 4: Simplify right side
    20,040,904.48x = 429,681,425,321,905.19
  5. Step 5: Solve for x
    x = 429,681,425,321,905.19/20,040,904.48
  6. Step 6: Final answer
    x = 21,440,221.21

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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.