Home / 12,000,661.50-16,560,956.49-6,494,035.80

Finding the Fourth Proportional to 12,000,661.50, 16,560,956.49 and 6,494,035.80

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Solution

The fourth proportional to 12,000,661.50, 16,560,956.49 and 6,494,035.80 is: 8,961,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,661.50 : 16,560,956.49 = 6,494,035.80 : x
  2. Step 2: Convert to fraction form
    12,000,661.50/16,560,956.49 = 6,494,035.80/x
  3. Step 3: Cross multiply
    12,000,661.50x = 16,560,956.49 × 6,494,035.80
  4. Step 4: Simplify right side
    12,000,661.50x = 107,547,444,328,302.34
  5. Step 5: Solve for x
    x = 107,547,444,328,302.34/12,000,661.50
  6. Step 6: Final answer
    x = 8,961,793.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.