Home / 13,890,953.14-20,837,217.04-4,307,694.10

Finding the Fourth Proportional to 13,890,953.14, 20,837,217.04 and 4,307,694.10

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Solution

The fourth proportional to 13,890,953.14, 20,837,217.04 and 4,307,694.10 is: 6,461,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,890,953.14 : 20,837,217.04 = 4,307,694.10 : x
  2. Step 2: Convert to fraction form
    13,890,953.14/20,837,217.04 = 4,307,694.10/x
  3. Step 3: Cross multiply
    13,890,953.14x = 20,837,217.04 × 4,307,694.10
  4. Step 4: Simplify right side
    13,890,953.14x = 89,760,356,840,765.20
  5. Step 5: Solve for x
    x = 89,760,356,840,765.20/13,890,953.14
  6. Step 6: Final answer
    x = 6,461,785.30

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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.