Home / 13,501,180.89-20,249,487.14-3,783,557.36

Finding the Fourth Proportional to 13,501,180.89, 20,249,487.14 and 3,783,557.36

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Solution

The fourth proportional to 13,501,180.89, 20,249,487.14 and 3,783,557.36 is: 5,674,695.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,180.89 : 20,249,487.14 = 3,783,557.36 : x
  2. Step 2: Convert to fraction form
    13,501,180.89/20,249,487.14 = 3,783,557.36/x
  3. Step 3: Cross multiply
    13,501,180.89x = 20,249,487.14 × 3,783,557.36
  4. Step 4: Simplify right side
    13,501,180.89x = 76,615,096,136,478.28
  5. Step 5: Solve for x
    x = 76,615,096,136,478.28/13,501,180.89
  6. Step 6: Final answer
    x = 5,674,695.92

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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.