Home / 63,769,663.44-95,669,673.48-20,638,866.96

Finding the Fourth Proportional to 63,769,663.44, 95,669,673.48 and 20,638,866.96

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Solution

The fourth proportional to 63,769,663.44, 95,669,673.48 and 20,638,866.96 is: 30,963,212.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769,663.44 : 95,669,673.48 = 20,638,866.96 : x
  2. Step 2: Convert to fraction form
    63,769,663.44/95,669,673.48 = 20,638,866.96/x
  3. Step 3: Cross multiply
    63,769,663.44x = 95,669,673.48 × 20,638,866.96
  4. Step 4: Simplify right side
    63,769,663.44x = 1,974,513,663,060,360.50
  5. Step 5: Solve for x
    x = 1,974,513,663,060,360.50/63,769,663.44
  6. Step 6: Final answer
    x = 30,963,212.86

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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.