Home / 10,422,975.88-14,382,980.76-5,776,715.44

Finding the Fourth Proportional to 10,422,975.88, 14,382,980.76 and 5,776,715.44

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Solution

The fourth proportional to 10,422,975.88, 14,382,980.76 and 5,776,715.44 is: 7,971,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,975.88 : 14,382,980.76 = 5,776,715.44 : x
  2. Step 2: Convert to fraction form
    10,422,975.88/14,382,980.76 = 5,776,715.44/x
  3. Step 3: Cross multiply
    10,422,975.88x = 14,382,980.76 × 5,776,715.44
  4. Step 4: Simplify right side
    10,422,975.88x = 83,086,387,029,514.94
  5. Step 5: Solve for x
    x = 83,086,387,029,514.94/10,422,975.88
  6. Step 6: Final answer
    x = 7,971,464.96

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1.5x scale

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.