Home / 14,920,982.80-22,381,474.20-13,745,251.60

Finding the Fourth Proportional to 14,920,982.80, 22,381,474.20 and 13,745,251.60

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Solution

The fourth proportional to 14,920,982.80, 22,381,474.20 and 13,745,251.60 is: 20,617,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920,982.80 : 22,381,474.20 = 13,745,251.60 : x
  2. Step 2: Convert to fraction form
    14,920,982.80/22,381,474.20 = 13,745,251.60/x
  3. Step 3: Cross multiply
    14,920,982.80x = 22,381,474.20 × 13,745,251.60
  4. Step 4: Simplify right side
    14,920,982.80x = 307,638,994,057,908.69
  5. Step 5: Solve for x
    x = 307,638,994,057,908.69/14,920,982.80
  6. Step 6: Final answer
    x = 20,617,877.40

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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.