Home / 12,450,954.58-18,679,470.63-4,774,462.27

Finding the Fourth Proportional to 12,450,954.58, 18,679,470.63 and 4,774,462.27

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Solution

The fourth proportional to 12,450,954.58, 18,679,470.63 and 4,774,462.27 is: 7,162,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450,954.58 : 18,679,470.63 = 4,774,462.27 : x
  2. Step 2: Convert to fraction form
    12,450,954.58/18,679,470.63 = 4,774,462.27/x
  3. Step 3: Cross multiply
    12,450,954.58x = 18,679,470.63 × 4,774,462.27
  4. Step 4: Simplify right side
    12,450,954.58x = 89,184,427,746,508.11
  5. Step 5: Solve for x
    x = 89,184,427,746,508.11/12,450,954.58
  6. Step 6: Final answer
    x = 7,162,858.65

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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.