Home / 13,178,546.76-19,762,221.42-4,543,592.52

Finding the Fourth Proportional to 13,178,546.76, 19,762,221.42 and 4,543,592.52

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Solution

The fourth proportional to 13,178,546.76, 19,762,221.42 and 4,543,592.52 is: 6,813,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178,546.76 : 19,762,221.42 = 4,543,592.52 : x
  2. Step 2: Convert to fraction form
    13,178,546.76/19,762,221.42 = 4,543,592.52/x
  3. Step 3: Cross multiply
    13,178,546.76x = 19,762,221.42 × 4,543,592.52
  4. Step 4: Simplify right side
    13,178,546.76x = 89,791,481,422,495.78
  5. Step 5: Solve for x
    x = 89,791,481,422,495.78/13,178,546.76
  6. Step 6: Final answer
    x = 6,813,458.50

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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.