Home / 14,633,693.20-20,192,862.54-8,105,703.04

Finding the Fourth Proportional to 14,633,693.20, 20,192,862.54 and 8,105,703.04

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Solution

The fourth proportional to 14,633,693.20, 20,192,862.54 and 8,105,703.04 is: 11,184,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633,693.20 : 20,192,862.54 = 8,105,703.04 : x
  2. Step 2: Convert to fraction form
    14,633,693.20/20,192,862.54 = 8,105,703.04/x
  3. Step 3: Cross multiply
    14,633,693.20x = 20,192,862.54 × 8,105,703.04
  4. Step 4: Simplify right side
    14,633,693.20x = 163,677,347,276,780.12
  5. Step 5: Solve for x
    x = 163,677,347,276,780.12/14,633,693.20
  6. Step 6: Final answer
    x = 11,184,965.07

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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.