Home / 14,528,834.08-20,049,790.08-8,420,805.52

Finding the Fourth Proportional to 14,528,834.08, 20,049,790.08 and 8,420,805.52

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Solution

The fourth proportional to 14,528,834.08, 20,049,790.08 and 8,420,805.52 is: 11,620,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,834.08 : 20,049,790.08 = 8,420,805.52 : x
  2. Step 2: Convert to fraction form
    14,528,834.08/20,049,790.08 = 8,420,805.52/x
  3. Step 3: Cross multiply
    14,528,834.08x = 20,049,790.08 × 8,420,805.52
  4. Step 4: Simplify right side
    14,528,834.08x = 168,835,382,980,505.22
  5. Step 5: Solve for x
    x = 168,835,382,980,505.22/14,528,834.08
  6. Step 6: Final answer
    x = 11,620,711.07

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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.