Home / 20,369,834.24-28,109,810.88-11,202,477.44

Finding the Fourth Proportional to 20,369,834.24, 28,109,810.88 and 11,202,477.44

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Solution

The fourth proportional to 20,369,834.24, 28,109,810.88 and 11,202,477.44 is: 15,459,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,369,834.24 : 28,109,810.88 = 11,202,477.44 : x
  2. Step 2: Convert to fraction form
    20,369,834.24/28,109,810.88 = 11,202,477.44/x
  3. Step 3: Cross multiply
    20,369,834.24x = 28,109,810.88 × 11,202,477.44
  4. Step 4: Simplify right side
    20,369,834.24x = 314,899,522,225,866.50
  5. Step 5: Solve for x
    x = 314,899,522,225,866.50/20,369,834.24
  6. Step 6: Final answer
    x = 15,459,110.69

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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.