Home / 11,116,479.45-15,341,221.09-6,154,920.76

Finding the Fourth Proportional to 11,116,479.45, 15,341,221.09 and 6,154,920.76

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Solution

The fourth proportional to 11,116,479.45, 15,341,221.09 and 6,154,920.76 is: 8,494,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116,479.45 : 15,341,221.09 = 6,154,920.76 : x
  2. Step 2: Convert to fraction form
    11,116,479.45/15,341,221.09 = 6,154,920.76/x
  3. Step 3: Cross multiply
    11,116,479.45x = 15,341,221.09 × 6,154,920.76
  4. Step 4: Simplify right side
    11,116,479.45x = 94,424,000,116,850.48
  5. Step 5: Solve for x
    x = 94,424,000,116,850.48/11,116,479.45
  6. Step 6: Final answer
    x = 8,494,056.10

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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.