Home / 9,296,519.81-12,828,890.30-5,110,218.75

Finding the Fourth Proportional to 9,296,519.81, 12,828,890.30 and 5,110,218.75

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Solution

The fourth proportional to 9,296,519.81, 12,828,890.30 and 5,110,218.75 is: 7,051,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296,519.81 : 12,828,890.30 = 5,110,218.75 : x
  2. Step 2: Convert to fraction form
    9,296,519.81/12,828,890.30 = 5,110,218.75/x
  3. Step 3: Cross multiply
    9,296,519.81x = 12,828,890.30 × 5,110,218.75
  4. Step 4: Simplify right side
    9,296,519.81x = 65,558,435,752,753.12
  5. Step 5: Solve for x
    x = 65,558,435,752,753.12/9,296,519.81
  6. Step 6: Final answer
    x = 7,051,933.10

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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.