Home / 13,784,172.12-20,676,263.04-6,202,280.52

Finding the Fourth Proportional to 13,784,172.12, 20,676,263.04 and 6,202,280.52

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Solution

The fourth proportional to 13,784,172.12, 20,676,263.04 and 6,202,280.52 is: 9,303,422.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,172.12 : 20,676,263.04 = 6,202,280.52 : x
  2. Step 2: Convert to fraction form
    13,784,172.12/20,676,263.04 = 6,202,280.52/x
  3. Step 3: Cross multiply
    13,784,172.12x = 20,676,263.04 × 6,202,280.52
  4. Step 4: Simplify right side
    13,784,172.12x = 128,239,983,479,387.97
  5. Step 5: Solve for x
    x = 128,239,983,479,387.97/13,784,172.12
  6. Step 6: Final answer
    x = 9,303,422.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.