Home / 7,029,114.48-9,700,072.92-3,973,221.36

Finding the Fourth Proportional to 7,029,114.48, 9,700,072.92 and 3,973,221.36

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Solution

The fourth proportional to 7,029,114.48, 9,700,072.92 and 3,973,221.36 is: 5,482,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,114.48 : 9,700,072.92 = 3,973,221.36 : x
  2. Step 2: Convert to fraction form
    7,029,114.48/9,700,072.92 = 3,973,221.36/x
  3. Step 3: Cross multiply
    7,029,114.48x = 9,700,072.92 × 3,973,221.36
  4. Step 4: Simplify right side
    7,029,114.48x = 38,540,536,919,301.57
  5. Step 5: Solve for x
    x = 38,540,536,919,301.57/7,029,114.48
  6. Step 6: Final answer
    x = 5,482,986.09

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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.