Home / 14,212,346.25-21,318,521.34-3,429,647.10

Finding the Fourth Proportional to 14,212,346.25, 21,318,521.34 and 3,429,647.10

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Solution

The fourth proportional to 14,212,346.25, 21,318,521.34 and 3,429,647.10 is: 5,144,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,346.25 : 21,318,521.34 = 3,429,647.10 : x
  2. Step 2: Convert to fraction form
    14,212,346.25/21,318,521.34 = 3,429,647.10/x
  3. Step 3: Cross multiply
    14,212,346.25x = 21,318,521.34 × 3,429,647.10
  4. Step 4: Simplify right side
    14,212,346.25x = 73,115,004,890,019.11
  5. Step 5: Solve for x
    x = 73,115,004,890,019.11/14,212,346.25
  6. Step 6: Final answer
    x = 5,144,471.12

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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.