Home / 5,731,721.84-7,909,775.92-3,153,347.28

Finding the Fourth Proportional to 5,731,721.84, 7,909,775.92 and 3,153,347.28

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Solution

The fourth proportional to 5,731,721.84, 7,909,775.92 and 3,153,347.28 is: 4,351,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731,721.84 : 7,909,775.92 = 3,153,347.28 : x
  2. Step 2: Convert to fraction form
    5,731,721.84/7,909,775.92 = 3,153,347.28/x
  3. Step 3: Cross multiply
    5,731,721.84x = 7,909,775.92 × 3,153,347.28
  4. Step 4: Simplify right side
    5,731,721.84x = 24,942,270,382,741.50
  5. Step 5: Solve for x
    x = 24,942,270,382,741.50/5,731,721.84
  6. Step 6: Final answer
    x = 4,351,619.13

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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.