Home / 19,666,874.70-29,500,312.05-12,014,124.30

Finding the Fourth Proportional to 19,666,874.70, 29,500,312.05 and 12,014,124.30

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Solution

The fourth proportional to 19,666,874.70, 29,500,312.05 and 12,014,124.30 is: 18,021,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666,874.70 : 29,500,312.05 = 12,014,124.30 : x
  2. Step 2: Convert to fraction form
    19,666,874.70/29,500,312.05 = 12,014,124.30/x
  3. Step 3: Cross multiply
    19,666,874.70x = 29,500,312.05 × 12,014,124.30
  4. Step 4: Simplify right side
    19,666,874.70x = 354,420,415,857,487.88
  5. Step 5: Solve for x
    x = 354,420,415,857,487.88/19,666,874.70
  6. Step 6: Final answer
    x = 18,021,186.45

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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.