Home / 18,266,107.60-25,206,328.88-10,006,205.68

Finding the Fourth Proportional to 18,266,107.60, 25,206,328.88 and 10,006,205.68

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Solution

The fourth proportional to 18,266,107.60, 25,206,328.88 and 10,006,205.68 is: 13,808,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,107.60 : 25,206,328.88 = 10,006,205.68 : x
  2. Step 2: Convert to fraction form
    18,266,107.60/25,206,328.88 = 10,006,205.68/x
  3. Step 3: Cross multiply
    18,266,107.60x = 25,206,328.88 × 10,006,205.68
  4. Step 4: Simplify right side
    18,266,107.60x = 252,219,711,211,004.03
  5. Step 5: Solve for x
    x = 252,219,711,211,004.03/18,266,107.60
  6. Step 6: Final answer
    x = 13,808,071.03

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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.