Home / 7,618,979.88-10,511,199.05-4,354,043

Finding the Fourth Proportional to 7,618,979.88, 10,511,199.05 and 4,354,043

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Solution

The fourth proportional to 7,618,979.88, 10,511,199.05 and 4,354,043 is: 6,006,868.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,979.88 : 10,511,199.05 = 4,354,043 : x
  2. Step 2: Convert to fraction form
    7,618,979.88/10,511,199.05 = 4,354,043/x
  3. Step 3: Cross multiply
    7,618,979.88x = 10,511,199.05 × 4,354,043
  4. Step 4: Simplify right side
    7,618,979.88x = 45,766,212,645,259.16
  5. Step 5: Solve for x
    x = 45,766,212,645,259.16/7,618,979.88
  6. Step 6: Final answer
    x = 6,006,868.82

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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.