Home / 12,973,957.12-17,906,903.04-7,544,581.12

Finding the Fourth Proportional to 12,973,957.12, 17,906,903.04 and 7,544,581.12

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Solution

The fourth proportional to 12,973,957.12, 17,906,903.04 and 7,544,581.12 is: 10,413,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973,957.12 : 17,906,903.04 = 7,544,581.12 : x
  2. Step 2: Convert to fraction form
    12,973,957.12/17,906,903.04 = 7,544,581.12/x
  3. Step 3: Cross multiply
    12,973,957.12x = 17,906,903.04 × 7,544,581.12
  4. Step 4: Simplify right side
    12,973,957.12x = 135,100,082,593,254.59
  5. Step 5: Solve for x
    x = 135,100,082,593,254.59/12,973,957.12
  6. Step 6: Final answer
    x = 10,413,174.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.