Home / 7,229,731.84-9,977,131.73-3,966,487.27

Finding the Fourth Proportional to 7,229,731.84, 9,977,131.73 and 3,966,487.27

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Solution

The fourth proportional to 7,229,731.84, 9,977,131.73 and 3,966,487.27 is: 5,473,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,731.84 : 9,977,131.73 = 3,966,487.27 : x
  2. Step 2: Convert to fraction form
    7,229,731.84/9,977,131.73 = 3,966,487.27/x
  3. Step 3: Cross multiply
    7,229,731.84x = 9,977,131.73 × 3,966,487.27
  4. Step 4: Simplify right side
    7,229,731.84x = 39,574,165,983,131.47
  5. Step 5: Solve for x
    x = 39,574,165,983,131.47/7,229,731.84
  6. Step 6: Final answer
    x = 5,473,808.28

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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.