Home / 12,080,621.96-16,671,260.64-6,648,113.96

Finding the Fourth Proportional to 12,080,621.96, 16,671,260.64 and 6,648,113.96

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Solution

The fourth proportional to 12,080,621.96, 16,671,260.64 and 6,648,113.96 is: 9,174,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,621.96 : 16,671,260.64 = 6,648,113.96 : x
  2. Step 2: Convert to fraction form
    12,080,621.96/16,671,260.64 = 6,648,113.96/x
  3. Step 3: Cross multiply
    12,080,621.96x = 16,671,260.64 × 6,648,113.96
  4. Step 4: Simplify right side
    12,080,621.96x = 110,832,440,591,582.53
  5. Step 5: Solve for x
    x = 110,832,440,591,582.53/12,080,621.96
  6. Step 6: Final answer
    x = 9,174,398.55

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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.