Home / 14,303,819.73-21,465,269.70-5,205,914.79

Finding the Fourth Proportional to 14,303,819.73, 21,465,269.70 and 5,205,914.79

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Solution

The fourth proportional to 14,303,819.73, 21,465,269.70 and 5,205,914.79 is: 7,812,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,819.73 : 21,465,269.70 = 5,205,914.79 : x
  2. Step 2: Convert to fraction form
    14,303,819.73/21,465,269.70 = 5,205,914.79/x
  3. Step 3: Cross multiply
    14,303,819.73x = 21,465,269.70 × 5,205,914.79
  4. Step 4: Simplify right side
    14,303,819.73x = 111,746,364,902,551.92
  5. Step 5: Solve for x
    x = 111,746,364,902,551.92/14,303,819.73
  6. Step 6: Final answer
    x = 7,812,344.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.