Home / 14,499,996.80-20,005,097.84-8,219,850.39

Finding the Fourth Proportional to 14,499,996.80, 20,005,097.84 and 8,219,850.39

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Solution

The fourth proportional to 14,499,996.80, 20,005,097.84 and 8,219,850.39 is: 11,340,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499,996.80 : 20,005,097.84 = 8,219,850.39 : x
  2. Step 2: Convert to fraction form
    14,499,996.80/20,005,097.84 = 8,219,850.39/x
  3. Step 3: Cross multiply
    14,499,996.80x = 20,005,097.84 × 8,219,850.39
  4. Step 4: Simplify right side
    14,499,996.80x = 164,438,911,241,012.91
  5. Step 5: Solve for x
    x = 164,438,911,241,012.91/14,499,996.80
  6. Step 6: Final answer
    x = 11,340,617.08

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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.