Home / 12,941,364.60-19,419,045.30-5,754,007.80

Finding the Fourth Proportional to 12,941,364.60, 19,419,045.30 and 5,754,007.80

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Solution

The fourth proportional to 12,941,364.60, 19,419,045.30 and 5,754,007.80 is: 8,634,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,364.60 : 19,419,045.30 = 5,754,007.80 : x
  2. Step 2: Convert to fraction form
    12,941,364.60/19,419,045.30 = 5,754,007.80/x
  3. Step 3: Cross multiply
    12,941,364.60x = 19,419,045.30 × 5,754,007.80
  4. Step 4: Simplify right side
    12,941,364.60x = 111,737,338,124,753.34
  5. Step 5: Solve for x
    x = 111,737,338,124,753.34/12,941,364.60
  6. Step 6: Final answer
    x = 8,634,123.34

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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.