Home / 4,680,941.40-7,021,412.10-3,972,353.40

Finding the Fourth Proportional to 4,680,941.40, 7,021,412.10 and 3,972,353.40

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Solution

The fourth proportional to 4,680,941.40, 7,021,412.10 and 3,972,353.40 is: 5,958,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,941.40 : 7,021,412.10 = 3,972,353.40 : x
  2. Step 2: Convert to fraction form
    4,680,941.40/7,021,412.10 = 3,972,353.40/x
  3. Step 3: Cross multiply
    4,680,941.40x = 7,021,412.10 × 3,972,353.40
  4. Step 4: Simplify right side
    4,680,941.40x = 27,891,530,228,236.14
  5. Step 5: Solve for x
    x = 27,891,530,228,236.14/4,680,941.40
  6. Step 6: Final answer
    x = 5,958,530.10

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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.