Home / 14,678,378.04-20,253,729.39-8,484,002.63

Finding the Fourth Proportional to 14,678,378.04, 20,253,729.39 and 8,484,002.63

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Solution

The fourth proportional to 14,678,378.04, 20,253,729.39 and 8,484,002.63 is: 11,706,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,378.04 : 20,253,729.39 = 8,484,002.63 : x
  2. Step 2: Convert to fraction form
    14,678,378.04/20,253,729.39 = 8,484,002.63/x
  3. Step 3: Cross multiply
    14,678,378.04x = 20,253,729.39 × 8,484,002.63
  4. Step 4: Simplify right side
    14,678,378.04x = 171,832,693,310,799.66
  5. Step 5: Solve for x
    x = 171,832,693,310,799.66/14,678,378.04
  6. Step 6: Final answer
    x = 11,706,517.77

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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.