Home / 11,007,128.46-15,190,217.34-6,112,432.50

Finding the Fourth Proportional to 11,007,128.46, 15,190,217.34 and 6,112,432.50

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Solution

The fourth proportional to 11,007,128.46, 15,190,217.34 and 6,112,432.50 is: 8,435,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,128.46 : 15,190,217.34 = 6,112,432.50 : x
  2. Step 2: Convert to fraction form
    11,007,128.46/15,190,217.34 = 6,112,432.50/x
  3. Step 3: Cross multiply
    11,007,128.46x = 15,190,217.34 × 6,112,432.50
  4. Step 4: Simplify right side
    11,007,128.46x = 92,849,178,151,079.55
  5. Step 5: Solve for x
    x = 92,849,178,151,079.55/11,007,128.46
  6. Step 6: Final answer
    x = 8,435,367.91

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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.