Home / 7,109,578.49-9,810,975.71-4,054,776.89

Finding the Fourth Proportional to 7,109,578.49, 9,810,975.71 and 4,054,776.89

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Solution

The fourth proportional to 7,109,578.49, 9,810,975.71 and 4,054,776.89 is: 5,595,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,578.49 : 9,810,975.71 = 4,054,776.89 : x
  2. Step 2: Convert to fraction form
    7,109,578.49/9,810,975.71 = 4,054,776.89/x
  3. Step 3: Cross multiply
    7,109,578.49x = 9,810,975.71 × 4,054,776.89
  4. Step 4: Simplify right side
    7,109,578.49x = 39,781,317,556,985.46
  5. Step 5: Solve for x
    x = 39,781,317,556,985.46/7,109,578.49
  6. Step 6: Final answer
    x = 5,595,453.74

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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.