Home / 14,283,821.05-19,711,788.78-7,757,497.18

Finding the Fourth Proportional to 14,283,821.05, 19,711,788.78 and 7,757,497.18

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Solution

The fourth proportional to 14,283,821.05, 19,711,788.78 and 7,757,497.18 is: 10,705,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283,821.05 : 19,711,788.78 = 7,757,497.18 : x
  2. Step 2: Convert to fraction form
    14,283,821.05/19,711,788.78 = 7,757,497.18/x
  3. Step 3: Cross multiply
    14,283,821.05x = 19,711,788.78 × 7,757,497.18
  4. Step 4: Simplify right side
    14,283,821.05x = 152,914,145,927,336
  5. Step 5: Solve for x
    x = 152,914,145,927,336/14,283,821.05
  6. Step 6: Final answer
    x = 10,705,408.97

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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.