Home / 9,571,711.32-13,209,119.28-5,220,797.94

Finding the Fourth Proportional to 9,571,711.32, 13,209,119.28 and 5,220,797.94

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Solution

The fourth proportional to 9,571,711.32, 13,209,119.28 and 5,220,797.94 is: 7,204,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,711.32 : 13,209,119.28 = 5,220,797.94 : x
  2. Step 2: Convert to fraction form
    9,571,711.32/13,209,119.28 = 5,220,797.94/x
  3. Step 3: Cross multiply
    9,571,711.32x = 13,209,119.28 × 5,220,797.94
  4. Step 4: Simplify right side
    9,571,711.32x = 68,962,142,726,238.28
  5. Step 5: Solve for x
    x = 68,962,142,726,238.28/9,571,711.32
  6. Step 6: Final answer
    x = 7,204,787.15

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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.