Home / 11,150,648.28-15,371,606.66-7,881,695.64

Finding the Fourth Proportional to 11,150,648.28, 15,371,606.66 and 7,881,695.64

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Solution

The fourth proportional to 11,150,648.28, 15,371,606.66 and 7,881,695.64 is: 10,865,227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150,648.28 : 15,371,606.66 = 7,881,695.64 : x
  2. Step 2: Convert to fraction form
    11,150,648.28/15,371,606.66 = 7,881,695.64/x
  3. Step 3: Cross multiply
    11,150,648.28x = 15,371,606.66 × 7,881,695.64
  4. Step 4: Simplify right side
    11,150,648.28x = 121,154,325,191,916.95
  5. Step 5: Solve for x
    x = 121,154,325,191,916.95/11,150,648.28
  6. Step 6: Final answer
    x = 10,865,227.04

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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.