Home / 13,446,568.80-20,169,853.20-3,349,189.80

Finding the Fourth Proportional to 13,446,568.80, 20,169,853.20 and 3,349,189.80

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Solution

The fourth proportional to 13,446,568.80, 20,169,853.20 and 3,349,189.80 is: 5,023,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,568.80 : 20,169,853.20 = 3,349,189.80 : x
  2. Step 2: Convert to fraction form
    13,446,568.80/20,169,853.20 = 3,349,189.80/x
  3. Step 3: Cross multiply
    13,446,568.80x = 20,169,853.20 × 3,349,189.80
  4. Step 4: Simplify right side
    13,446,568.80x = 67,552,666,604,937.35
  5. Step 5: Solve for x
    x = 67,552,666,604,937.35/13,446,568.80
  6. Step 6: Final answer
    x = 5,023,784.70

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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.