Home / 12,532,484.94-18,794,900.49-8,666,790.90

Finding the Fourth Proportional to 12,532,484.94, 18,794,900.49 and 8,666,790.90

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Solution

The fourth proportional to 12,532,484.94, 18,794,900.49 and 8,666,790.90 is: 12,997,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,484.94 : 18,794,900.49 = 8,666,790.90 : x
  2. Step 2: Convert to fraction form
    12,532,484.94/18,794,900.49 = 8,666,790.90/x
  3. Step 3: Cross multiply
    12,532,484.94x = 18,794,900.49 × 8,666,790.90
  4. Step 4: Simplify right side
    12,532,484.94x = 162,891,472,533,137.53
  5. Step 5: Solve for x
    x = 162,891,472,533,137.53/12,532,484.94
  6. Step 6: Final answer
    x = 12,997,539.86

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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.