Home / 7,884,827.20-11,823,784.80-3,623,579.20

Finding the Fourth Proportional to 7,884,827.20, 11,823,784.80 and 3,623,579.20

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Solution

The fourth proportional to 7,884,827.20, 11,823,784.80 and 3,623,579.20 is: 5,433,780.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,827.20 : 11,823,784.80 = 3,623,579.20 : x
  2. Step 2: Convert to fraction form
    7,884,827.20/11,823,784.80 = 3,623,579.20/x
  3. Step 3: Cross multiply
    7,884,827.20x = 11,823,784.80 × 3,623,579.20
  4. Step 4: Simplify right side
    7,884,827.20x = 42,844,420,666,556.16
  5. Step 5: Solve for x
    x = 42,844,420,666,556.16/7,884,827.20
  6. Step 6: Final answer
    x = 5,433,780.55

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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.