Home / 11,341,930.11-15,653,385.72-7,212,371.10

Finding the Fourth Proportional to 11,341,930.11, 15,653,385.72 and 7,212,371.10

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Solution

The fourth proportional to 11,341,930.11, 15,653,385.72 and 7,212,371.10 is: 9,954,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341,930.11 : 15,653,385.72 = 7,212,371.10 : x
  2. Step 2: Convert to fraction form
    11,341,930.11/15,653,385.72 = 7,212,371.10/x
  3. Step 3: Cross multiply
    11,341,930.11x = 15,653,385.72 × 7,212,371.10
  4. Step 4: Simplify right side
    11,341,930.11x = 112,898,026,784,080.69
  5. Step 5: Solve for x
    x = 112,898,026,784,080.69/11,341,930.11
  6. Step 6: Final answer
    x = 9,954,040.07

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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.