Home / 8,510,471.20-11,742,843.28-5,073,033.12

Finding the Fourth Proportional to 8,510,471.20, 11,742,843.28 and 5,073,033.12

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Solution

The fourth proportional to 8,510,471.20, 11,742,843.28 and 5,073,033.12 is: 6,999,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,471.20 : 11,742,843.28 = 5,073,033.12 : x
  2. Step 2: Convert to fraction form
    8,510,471.20/11,742,843.28 = 5,073,033.12/x
  3. Step 3: Cross multiply
    8,510,471.20x = 11,742,843.28 × 5,073,033.12
  4. Step 4: Simplify right side
    8,510,471.20x = 59,571,832,882,409.43
  5. Step 5: Solve for x
    x = 59,571,832,882,409.43/8,510,471.20
  6. Step 6: Final answer
    x = 6,999,827.80

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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.