Home / 10,388,750.74-14,336,200.97-5,805,109.78

Finding the Fourth Proportional to 10,388,750.74, 14,336,200.97 and 5,805,109.78

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Solution

The fourth proportional to 10,388,750.74, 14,336,200.97 and 5,805,109.78 is: 8,010,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,750.74 : 14,336,200.97 = 5,805,109.78 : x
  2. Step 2: Convert to fraction form
    10,388,750.74/14,336,200.97 = 5,805,109.78/x
  3. Step 3: Cross multiply
    10,388,750.74x = 14,336,200.97 × 5,805,109.78
  4. Step 4: Simplify right side
    10,388,750.74x = 83,223,220,458,992.50
  5. Step 5: Solve for x
    x = 83,223,220,458,992.50/10,388,750.74
  6. Step 6: Final answer
    x = 8,010,897.80

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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.