Home / 17,388,043.60-26,082,065.40-11,005,502.80

Finding the Fourth Proportional to 17,388,043.60, 26,082,065.40 and 11,005,502.80

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Solution

The fourth proportional to 17,388,043.60, 26,082,065.40 and 11,005,502.80 is: 16,508,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388,043.60 : 26,082,065.40 = 11,005,502.80 : x
  2. Step 2: Convert to fraction form
    17,388,043.60/26,082,065.40 = 11,005,502.80/x
  3. Step 3: Cross multiply
    17,388,043.60x = 26,082,065.40 × 11,005,502.80
  4. Step 4: Simplify right side
    17,388,043.60x = 287,046,243,789,483.12
  5. Step 5: Solve for x
    x = 287,046,243,789,483.12/17,388,043.60
  6. Step 6: Final answer
    x = 16,508,254.20

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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.