Home / 12,219,592.04-18,331,748.40-4,645,968.92

Finding the Fourth Proportional to 12,219,592.04, 18,331,748.40 and 4,645,968.92

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Solution

The fourth proportional to 12,219,592.04, 18,331,748.40 and 4,645,968.92 is: 6,969,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,219,592.04 : 18,331,748.40 = 4,645,968.92 : x
  2. Step 2: Convert to fraction form
    12,219,592.04/18,331,748.40 = 4,645,968.92/x
  3. Step 3: Cross multiply
    12,219,592.04x = 18,331,748.40 × 4,645,968.92
  4. Step 4: Simplify right side
    12,219,592.04x = 85,168,733,224,000.98
  5. Step 5: Solve for x
    x = 85,168,733,224,000.98/12,219,592.04
  6. Step 6: Final answer
    x = 6,969,850.79

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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.