Home / 10,431,930.61-14,395,849.77-5,784,965.74

Finding the Fourth Proportional to 10,431,930.61, 14,395,849.77 and 5,784,965.74

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Solution

The fourth proportional to 10,431,930.61, 14,395,849.77 and 5,784,965.74 is: 7,983,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,930.61 : 14,395,849.77 = 5,784,965.74 : x
  2. Step 2: Convert to fraction form
    10,431,930.61/14,395,849.77 = 5,784,965.74/x
  3. Step 3: Cross multiply
    10,431,930.61x = 14,395,849.77 × 5,784,965.74
  4. Step 4: Simplify right side
    10,431,930.61x = 83,279,497,717,636.88
  5. Step 5: Solve for x
    x = 83,279,497,717,636.88/10,431,930.61
  6. Step 6: Final answer
    x = 7,983,133.79

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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.