Home / 13,309,004.70-19,963,507.05-4,786,265.70

Finding the Fourth Proportional to 13,309,004.70, 19,963,507.05 and 4,786,265.70

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Solution

The fourth proportional to 13,309,004.70, 19,963,507.05 and 4,786,265.70 is: 7,179,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,004.70 : 19,963,507.05 = 4,786,265.70 : x
  2. Step 2: Convert to fraction form
    13,309,004.70/19,963,507.05 = 4,786,265.70/x
  3. Step 3: Cross multiply
    13,309,004.70x = 19,963,507.05 × 4,786,265.70
  4. Step 4: Simplify right side
    13,309,004.70x = 95,550,649,045,123.19
  5. Step 5: Solve for x
    x = 95,550,649,045,123.19/13,309,004.70
  6. Step 6: Final answer
    x = 7,179,398.55

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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.