Home / 14,222,759.80-21,334,139.70-10,443,623.80

Finding the Fourth Proportional to 14,222,759.80, 21,334,139.70 and 10,443,623.80

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Solution

The fourth proportional to 14,222,759.80, 21,334,139.70 and 10,443,623.80 is: 15,665,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,759.80 : 21,334,139.70 = 10,443,623.80 : x
  2. Step 2: Convert to fraction form
    14,222,759.80/21,334,139.70 = 10,443,623.80/x
  3. Step 3: Cross multiply
    14,222,759.80x = 21,334,139.70 × 10,443,623.80
  4. Step 4: Simplify right side
    14,222,759.80x = 222,805,729,123,444.88
  5. Step 5: Solve for x
    x = 222,805,729,123,444.88/14,222,759.80
  6. Step 6: Final answer
    x = 15,665,435.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.