Home / 21,352,495.52-29,466,459.79-11,562,950.43

Finding the Fourth Proportional to 21,352,495.52, 29,466,459.79 and 11,562,950.43

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Solution

The fourth proportional to 21,352,495.52, 29,466,459.79 and 11,562,950.43 is: 15,956,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,495.52 : 29,466,459.79 = 11,562,950.43 : x
  2. Step 2: Convert to fraction form
    21,352,495.52/29,466,459.79 = 11,562,950.43/x
  3. Step 3: Cross multiply
    21,352,495.52x = 29,466,459.79 × 11,562,950.43
  4. Step 4: Simplify right side
    21,352,495.52x = 340,719,213,870,450.81
  5. Step 5: Solve for x
    x = 340,719,213,870,450.81/21,352,495.52
  6. Step 6: Final answer
    x = 15,956,880.24

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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.