Home / 14,438,704.50-19,925,426.25-7,912,348.47

Finding the Fourth Proportional to 14,438,704.50, 19,925,426.25 and 7,912,348.47

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Solution

The fourth proportional to 14,438,704.50, 19,925,426.25 and 7,912,348.47 is: 10,919,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,704.50 : 19,925,426.25 = 7,912,348.47 : x
  2. Step 2: Convert to fraction form
    14,438,704.50/19,925,426.25 = 7,912,348.47/x
  3. Step 3: Cross multiply
    14,438,704.50x = 19,925,426.25 × 7,912,348.47
  4. Step 4: Simplify right side
    14,438,704.50x = 157,656,915,903,285.34
  5. Step 5: Solve for x
    x = 157,656,915,903,285.34/14,438,704.50
  6. Step 6: Final answer
    x = 10,919,048.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.