Home / 14,639,981.85-21,829,087.22-14,237,758.71

Finding the Fourth Proportional to 14,639,981.85, 21,829,087.22 and 14,237,758.71

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Solution

The fourth proportional to 14,639,981.85, 21,829,087.22 and 14,237,758.71 is: 21,229,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639,981.85 : 21,829,087.22 = 14,237,758.71 : x
  2. Step 2: Convert to fraction form
    14,639,981.85/21,829,087.22 = 14,237,758.71/x
  3. Step 3: Cross multiply
    14,639,981.85x = 21,829,087.22 × 14,237,758.71
  4. Step 4: Simplify right side
    14,639,981.85x = 310,797,276,626,715.94
  5. Step 5: Solve for x
    x = 310,797,276,626,715.94/14,639,981.85
  6. Step 6: Final answer
    x = 21,229,348.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.