Home / 26,417,052.78-36,457,257.09-15,254,016.72

Finding the Fourth Proportional to 26,417,052.78, 36,457,257.09 and 15,254,016.72

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Solution

The fourth proportional to 26,417,052.78, 36,457,257.09 and 15,254,016.72 is: 21,051,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417,052.78 : 36,457,257.09 = 15,254,016.72 : x
  2. Step 2: Convert to fraction form
    26,417,052.78/36,457,257.09 = 15,254,016.72/x
  3. Step 3: Cross multiply
    26,417,052.78x = 36,457,257.09 × 15,254,016.72
  4. Step 4: Simplify right side
    26,417,052.78x = 556,119,609,216,198.62
  5. Step 5: Solve for x
    x = 556,119,609,216,198.62/26,417,052.78
  6. Step 6: Final answer
    x = 21,051,538.71

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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.