Home / 8,161,477.08-11,263,012.80-4,490,404.20

Finding the Fourth Proportional to 8,161,477.08, 11,263,012.80 and 4,490,404.20

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Solution

The fourth proportional to 8,161,477.08, 11,263,012.80 and 4,490,404.20 is: 6,196,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,477.08 : 11,263,012.80 = 4,490,404.20 : x
  2. Step 2: Convert to fraction form
    8,161,477.08/11,263,012.80 = 4,490,404.20/x
  3. Step 3: Cross multiply
    8,161,477.08x = 11,263,012.80 × 4,490,404.20
  4. Step 4: Simplify right side
    8,161,477.08x = 50,575,479,981,773.77
  5. Step 5: Solve for x
    x = 50,575,479,981,773.77/8,161,477.08
  6. Step 6: Final answer
    x = 6,196,853.77

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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.