Home / 13,825,123.40-20,737,685.10-13,041,302.60

Finding the Fourth Proportional to 13,825,123.40, 20,737,685.10 and 13,041,302.60

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Solution

The fourth proportional to 13,825,123.40, 20,737,685.10 and 13,041,302.60 is: 19,561,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,123.40 : 20,737,685.10 = 13,041,302.60 : x
  2. Step 2: Convert to fraction form
    13,825,123.40/20,737,685.10 = 13,041,302.60/x
  3. Step 3: Cross multiply
    13,825,123.40x = 20,737,685.10 × 13,041,302.60
  4. Step 4: Simplify right side
    13,825,123.40x = 270,446,426,612,611.28
  5. Step 5: Solve for x
    x = 270,446,426,612,611.28/13,825,123.40
  6. Step 6: Final answer
    x = 19,561,953.90

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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.