Home / 23,408,670-35,081,123.40-13,178,408.88

Finding the Fourth Proportional to 23,408,670, 35,081,123.40 and 13,178,408.88

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Solution

The fourth proportional to 23,408,670, 35,081,123.40 and 13,178,408.88 is: 19,749,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408,670 : 35,081,123.40 = 13,178,408.88 : x
  2. Step 2: Convert to fraction form
    23,408,670/35,081,123.40 = 13,178,408.88/x
  3. Step 3: Cross multiply
    23,408,670x = 35,081,123.40 × 13,178,408.88
  4. Step 4: Simplify right side
    23,408,670x = 462,313,388,134,935.81
  5. Step 5: Solve for x
    x = 462,313,388,134,935.81/23,408,670
  6. Step 6: Final answer
    x = 19,749,664.89

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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.