Home / 20,658,047.93-30,951,161.35-14,496,962.75

Finding the Fourth Proportional to 20,658,047.93, 30,951,161.35 and 14,496,962.75

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Solution

The fourth proportional to 20,658,047.93, 30,951,161.35 and 14,496,962.75 is: 21,720,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,658,047.93 : 30,951,161.35 = 14,496,962.75 : x
  2. Step 2: Convert to fraction form
    20,658,047.93/30,951,161.35 = 14,496,962.75/x
  3. Step 3: Cross multiply
    20,658,047.93x = 30,951,161.35 × 14,496,962.75
  4. Step 4: Simplify right side
    20,658,047.93x = 448,697,833,160,189.75
  5. Step 5: Solve for x
    x = 448,697,833,160,189.75/20,658,047.93
  6. Step 6: Final answer
    x = 21,720,243.59

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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.