Home / 13,808,716.80-19,051,800.40-8,006,333.64

Finding the Fourth Proportional to 13,808,716.80, 19,051,800.40 and 8,006,333.64

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Solution

The fourth proportional to 13,808,716.80, 19,051,800.40 and 8,006,333.64 is: 11,046,288.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,716.80 : 19,051,800.40 = 8,006,333.64 : x
  2. Step 2: Convert to fraction form
    13,808,716.80/19,051,800.40 = 8,006,333.64/x
  3. Step 3: Cross multiply
    13,808,716.80x = 19,051,800.40 × 8,006,333.64
  4. Step 4: Simplify right side
    13,808,716.80x = 152,535,070,338,613.50
  5. Step 5: Solve for x
    x = 152,535,070,338,613.50/13,808,716.80
  6. Step 6: Final answer
    x = 11,046,288.56

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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.