Home / 14,223,020.09-19,627,819.50-7,696,648.95

Finding the Fourth Proportional to 14,223,020.09, 19,627,819.50 and 7,696,648.95

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Solution

The fourth proportional to 14,223,020.09, 19,627,819.50 and 7,696,648.95 is: 10,621,403.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,020.09 : 19,627,819.50 = 7,696,648.95 : x
  2. Step 2: Convert to fraction form
    14,223,020.09/19,627,819.50 = 7,696,648.95/x
  3. Step 3: Cross multiply
    14,223,020.09x = 19,627,819.50 × 7,696,648.95
  4. Step 4: Simplify right side
    14,223,020.09x = 151,068,436,345,464.53
  5. Step 5: Solve for x
    x = 151,068,436,345,464.53/14,223,020.09
  6. Step 6: Final answer
    x = 10,621,403.57

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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.