Home / 13,377,628.98-20,066,859.76-6,365,207.88

Finding the Fourth Proportional to 13,377,628.98, 20,066,859.76 and 6,365,207.88

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Solution

The fourth proportional to 13,377,628.98, 20,066,859.76 and 6,365,207.88 is: 9,548,009.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,628.98 : 20,066,859.76 = 6,365,207.88 : x
  2. Step 2: Convert to fraction form
    13,377,628.98/20,066,859.76 = 6,365,207.88/x
  3. Step 3: Cross multiply
    13,377,628.98x = 20,066,859.76 × 6,365,207.88
  4. Step 4: Simplify right side
    13,377,628.98x = 127,729,733,871,206.92
  5. Step 5: Solve for x
    x = 127,729,733,871,206.92/13,377,628.98
  6. Step 6: Final answer
    x = 9,548,009.89

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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.