Home / 14,706,153.45-20,294,200.08-8,179,642.44

Finding the Fourth Proportional to 14,706,153.45, 20,294,200.08 and 8,179,642.44

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Solution

The fourth proportional to 14,706,153.45, 20,294,200.08 and 8,179,642.44 is: 11,287,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,706,153.45 : 20,294,200.08 = 8,179,642.44 : x
  2. Step 2: Convert to fraction form
    14,706,153.45/20,294,200.08 = 8,179,642.44/x
  3. Step 3: Cross multiply
    14,706,153.45x = 20,294,200.08 × 8,179,642.44
  4. Step 4: Simplify right side
    14,706,153.45x = 165,999,300,260,219.38
  5. Step 5: Solve for x
    x = 165,999,300,260,219.38/14,706,153.45
  6. Step 6: Final answer
    x = 11,287,744.33

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1.5x scale

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.