Home / 7,029,119.48-9,700,079.82-3,973,226.36

Finding the Fourth Proportional to 7,029,119.48, 9,700,079.82 and 3,973,226.36

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Solution

The fourth proportional to 7,029,119.48, 9,700,079.82 and 3,973,226.36 is: 5,482,992.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,119.48 : 9,700,079.82 = 3,973,226.36 : x
  2. Step 2: Convert to fraction form
    7,029,119.48/9,700,079.82 = 3,973,226.36/x
  3. Step 3: Cross multiply
    7,029,119.48x = 9,700,079.82 × 3,973,226.36
  4. Step 4: Simplify right side
    7,029,119.48x = 38,540,612,834,928.05
  5. Step 5: Solve for x
    x = 38,540,612,834,928.05/7,029,119.48
  6. Step 6: Final answer
    x = 5,482,992.99

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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.