Home / 13,825,143.40-20,737,715.10-13,041,322.60

Finding the Fourth Proportional to 13,825,143.40, 20,737,715.10 and 13,041,322.60

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Solution

The fourth proportional to 13,825,143.40, 20,737,715.10 and 13,041,322.60 is: 19,561,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,143.40 : 20,737,715.10 = 13,041,322.60 : x
  2. Step 2: Convert to fraction form
    13,825,143.40/20,737,715.10 = 13,041,322.60/x
  3. Step 3: Cross multiply
    13,825,143.40x = 20,737,715.10 × 13,041,322.60
  4. Step 4: Simplify right side
    13,825,143.40x = 270,447,232,605,991.28
  5. Step 5: Solve for x
    x = 270,447,232,605,991.28/13,825,143.40
  6. Step 6: Final answer
    x = 19,561,983.90

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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.