Home / 11,007,122.45-15,190,209.05-6,112,426.50

Finding the Fourth Proportional to 11,007,122.45, 15,190,209.05 and 6,112,426.50

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Solution

The fourth proportional to 11,007,122.45, 15,190,209.05 and 6,112,426.50 is: 8,435,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,122.45 : 15,190,209.05 = 6,112,426.50 : x
  2. Step 2: Convert to fraction form
    11,007,122.45/15,190,209.05 = 6,112,426.50/x
  3. Step 3: Cross multiply
    11,007,122.45x = 15,190,209.05 × 6,112,426.50
  4. Step 4: Simplify right side
    11,007,122.45x = 92,849,036,307,197.69
  5. Step 5: Solve for x
    x = 92,849,036,307,197.69/11,007,122.45
  6. Step 6: Final answer
    x = 8,435,359.63

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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.