Home / 13,571,644.59-18,737,888.63-10,426,306.50

Finding the Fourth Proportional to 13,571,644.59, 18,737,888.63 and 10,426,306.50

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Solution

The fourth proportional to 13,571,644.59, 18,737,888.63 and 10,426,306.50 is: 14,395,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571,644.59 : 18,737,888.63 = 10,426,306.50 : x
  2. Step 2: Convert to fraction form
    13,571,644.59/18,737,888.63 = 10,426,306.50/x
  3. Step 3: Cross multiply
    13,571,644.59x = 18,737,888.63 × 10,426,306.50
  4. Step 4: Simplify right side
    13,571,644.59x = 195,366,969,967,113.56
  5. Step 5: Solve for x
    x = 195,366,969,967,113.56/13,571,644.59
  6. Step 6: Final answer
    x = 14,395,231.81

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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.