Home / 20,119,011.26-27,762,652.59-11,417,183.84

Finding the Fourth Proportional to 20,119,011.26, 27,762,652.59 and 11,417,183.84

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Solution

The fourth proportional to 20,119,011.26, 27,762,652.59 and 11,417,183.84 is: 15,754,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,119,011.26 : 27,762,652.59 = 11,417,183.84 : x
  2. Step 2: Convert to fraction form
    20,119,011.26/27,762,652.59 = 11,417,183.84/x
  3. Step 3: Cross multiply
    20,119,011.26x = 27,762,652.59 × 11,417,183.84
  4. Step 4: Simplify right side
    20,119,011.26x = 316,971,308,575,488.75
  5. Step 5: Solve for x
    x = 316,971,308,575,488.75/20,119,011.26
  6. Step 6: Final answer
    x = 15,754,815.41

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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.