Home / 14,424,934.32-19,907,744.76-7,986,406.32

Finding the Fourth Proportional to 14,424,934.32, 19,907,744.76 and 7,986,406.32

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Solution

The fourth proportional to 14,424,934.32, 19,907,744.76 and 7,986,406.32 is: 11,021,980.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424,934.32 : 19,907,744.76 = 7,986,406.32 : x
  2. Step 2: Convert to fraction form
    14,424,934.32/19,907,744.76 = 7,986,406.32/x
  3. Step 3: Cross multiply
    14,424,934.32x = 19,907,744.76 × 7,986,406.32
  4. Step 4: Simplify right side
    14,424,934.32x = 158,991,338,568,210.91
  5. Step 5: Solve for x
    x = 158,991,338,568,210.91/14,424,934.32
  6. Step 6: Final answer
    x = 11,021,980.07

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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.