Home / 5,421,010.30-7,481,228.79-3,245,132.41

Finding the Fourth Proportional to 5,421,010.30, 7,481,228.79 and 3,245,132.41

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Solution

The fourth proportional to 5,421,010.30, 7,481,228.79 and 3,245,132.41 is: 4,478,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,010.30 : 7,481,228.79 = 3,245,132.41 : x
  2. Step 2: Convert to fraction form
    5,421,010.30/7,481,228.79 = 3,245,132.41/x
  3. Step 3: Cross multiply
    5,421,010.30x = 7,481,228.79 × 3,245,132.41
  4. Step 4: Simplify right side
    5,421,010.30x = 24,277,578,013,054.09
  5. Step 5: Solve for x
    x = 24,277,578,013,054.09/5,421,010.30
  6. Step 6: Final answer
    x = 4,478,423.15

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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.