Home / 21,726,767.04-32,589,943.20-13,209,455.04

Finding the Fourth Proportional to 21,726,767.04, 32,589,943.20 and 13,209,455.04

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Solution

The fourth proportional to 21,726,767.04, 32,589,943.20 and 13,209,455.04 is: 19,814,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,767.04 : 32,589,943.20 = 13,209,455.04 : x
  2. Step 2: Convert to fraction form
    21,726,767.04/32,589,943.20 = 13,209,455.04/x
  3. Step 3: Cross multiply
    21,726,767.04x = 32,589,943.20 × 13,209,455.04
  4. Step 4: Simplify right side
    21,726,767.04x = 430,495,389,456,553.69
  5. Step 5: Solve for x
    x = 430,495,389,456,553.69/21,726,767.04
  6. Step 6: Final answer
    x = 19,814,056.49

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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.