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Finding the Fourth Proportional to 7,895,482.24, 11,842,426.32 and 5,353,021.84

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Solution

The fourth proportional to 7,895,482.24, 11,842,426.32 and 5,353,021.84 is: 8,028,992.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895,482.24 : 11,842,426.32 = 5,353,021.84 : x
  2. Step 2: Convert to fraction form
    7,895,482.24/11,842,426.32 = 5,353,021.84/x
  3. Step 3: Cross multiply
    7,895,482.24x = 11,842,426.32 × 5,353,021.84
  4. Step 4: Simplify right side
    7,895,482.24x = 63,392,766,729,550.83
  5. Step 5: Solve for x
    x = 63,392,766,729,550.83/7,895,482.24
  6. Step 6: Final answer
    x = 8,028,992.38

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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.