Home / 7,681,145.08-11,513,669.48-3,579,084.25

Finding the Fourth Proportional to 7,681,145.08, 11,513,669.48 and 3,579,084.25

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Solution

The fourth proportional to 7,681,145.08, 11,513,669.48 and 3,579,084.25 is: 5,364,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,145.08 : 11,513,669.48 = 3,579,084.25 : x
  2. Step 2: Convert to fraction form
    7,681,145.08/11,513,669.48 = 3,579,084.25/x
  3. Step 3: Cross multiply
    7,681,145.08x = 11,513,669.48 × 3,579,084.25
  4. Step 4: Simplify right side
    7,681,145.08x = 41,208,393,057,841.80
  5. Step 5: Solve for x
    x = 41,208,393,057,841.80/7,681,145.08
  6. Step 6: Final answer
    x = 5,364,876.29

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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.