Home / 11,116,480.21-15,341,222.13-6,154,921.51

Finding the Fourth Proportional to 11,116,480.21, 15,341,222.13 and 6,154,921.51

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Solution

The fourth proportional to 11,116,480.21, 15,341,222.13 and 6,154,921.51 is: 8,494,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116,480.21 : 15,341,222.13 = 6,154,921.51 : x
  2. Step 2: Convert to fraction form
    11,116,480.21/15,341,222.13 = 6,154,921.51/x
  3. Step 3: Cross multiply
    11,116,480.21x = 15,341,222.13 × 6,154,921.51
  4. Step 4: Simplify right side
    11,116,480.21x = 94,424,017,970,144.30
  5. Step 5: Solve for x
    x = 94,424,017,970,144.30/11,116,480.21
  6. Step 6: Final answer
    x = 8,494,057.13

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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.