Home / 8,327,475.48-11,498,429.34-6,390,668.28

Finding the Fourth Proportional to 8,327,475.48, 11,498,429.34 and 6,390,668.28

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Solution

The fourth proportional to 8,327,475.48, 11,498,429.34 and 6,390,668.28 is: 8,824,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,475.48 : 11,498,429.34 = 6,390,668.28 : x
  2. Step 2: Convert to fraction form
    8,327,475.48/11,498,429.34 = 6,390,668.28/x
  3. Step 3: Cross multiply
    8,327,475.48x = 11,498,429.34 × 6,390,668.28
  4. Step 4: Simplify right side
    8,327,475.48x = 73,482,647,652,959.34
  5. Step 5: Solve for x
    x = 73,482,647,652,959.34/8,327,475.48
  6. Step 6: Final answer
    x = 8,824,120.57

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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.