Home / 8,300,769.22-11,455,123.44-4,629,923.74

Finding the Fourth Proportional to 8,300,769.22, 11,455,123.44 and 4,629,923.74

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Solution

The fourth proportional to 8,300,769.22, 11,455,123.44 and 4,629,923.74 is: 6,389,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,769.22 : 11,455,123.44 = 4,629,923.74 : x
  2. Step 2: Convert to fraction form
    8,300,769.22/11,455,123.44 = 4,629,923.74/x
  3. Step 3: Cross multiply
    8,300,769.22x = 11,455,123.44 × 4,629,923.74
  4. Step 4: Simplify right side
    8,300,769.22x = 53,036,347,959,486.47
  5. Step 5: Solve for x
    x = 53,036,347,959,486.47/8,300,769.22
  6. Step 6: Final answer
    x = 6,389,329.30

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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.