Home / 12,097,218.45-18,145,827.68-10,977,474.45

Finding the Fourth Proportional to 12,097,218.45, 18,145,827.68 and 10,977,474.45

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Solution

The fourth proportional to 12,097,218.45, 18,145,827.68 and 10,977,474.45 is: 16,466,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,218.45 : 18,145,827.68 = 10,977,474.45 : x
  2. Step 2: Convert to fraction form
    12,097,218.45/18,145,827.68 = 10,977,474.45/x
  3. Step 3: Cross multiply
    12,097,218.45x = 18,145,827.68 × 10,977,474.45
  4. Step 4: Simplify right side
    12,097,218.45x = 199,195,359,676,415.41
  5. Step 5: Solve for x
    x = 199,195,359,676,415.41/12,097,218.45
  6. Step 6: Final answer
    x = 16,466,211.68

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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.