Home / 13,123,243.60-19,684,865.40-9,934,597.60

Finding the Fourth Proportional to 13,123,243.60, 19,684,865.40 and 9,934,597.60

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Solution

The fourth proportional to 13,123,243.60, 19,684,865.40 and 9,934,597.60 is: 14,901,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,123,243.60 : 19,684,865.40 = 9,934,597.60 : x
  2. Step 2: Convert to fraction form
    13,123,243.60/19,684,865.40 = 9,934,597.60/x
  3. Step 3: Cross multiply
    13,123,243.60x = 19,684,865.40 × 9,934,597.60
  4. Step 4: Simplify right side
    13,123,243.60x = 195,561,216,559,163.03
  5. Step 5: Solve for x
    x = 195,561,216,559,163.03/13,123,243.60
  6. Step 6: Final answer
    x = 14,901,896.40

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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.