Home / 12,000,682.23-16,560,985.05-6,494,056.44

Finding the Fourth Proportional to 12,000,682.23, 16,560,985.05 and 6,494,056.44

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Solution

The fourth proportional to 12,000,682.23, 16,560,985.05 and 6,494,056.44 is: 8,961,821.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,682.23 : 16,560,985.05 = 6,494,056.44 : x
  2. Step 2: Convert to fraction form
    12,000,682.23/16,560,985.05 = 6,494,056.44/x
  3. Step 3: Cross multiply
    12,000,682.23x = 16,560,985.05 × 6,494,056.44
  4. Step 4: Simplify right side
    12,000,682.23x = 107,547,971,616,696.23
  5. Step 5: Solve for x
    x = 107,547,971,616,696.23/12,000,682.23
  6. Step 6: Final answer
    x = 8,961,821.47

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1.5x scale

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.