Home / 21,404,409.96-32,106,677.22-9,105,204.48

Finding the Fourth Proportional to 21,404,409.96, 32,106,677.22 and 9,105,204.48

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Solution

The fourth proportional to 21,404,409.96, 32,106,677.22 and 9,105,204.48 is: 13,657,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,409.96 : 32,106,677.22 = 9,105,204.48 : x
  2. Step 2: Convert to fraction form
    21,404,409.96/32,106,677.22 = 9,105,204.48/x
  3. Step 3: Cross multiply
    21,404,409.96x = 32,106,677.22 × 9,105,204.48
  4. Step 4: Simplify right side
    21,404,409.96x = 292,337,861,261,457.94
  5. Step 5: Solve for x
    x = 292,337,861,261,457.94/21,404,409.96
  6. Step 6: Final answer
    x = 13,657,833.21

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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.