Home / 14,424,808.32-19,907,570.88-7,986,280.32

Finding the Fourth Proportional to 14,424,808.32, 19,907,570.88 and 7,986,280.32

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Solution

The fourth proportional to 14,424,808.32, 19,907,570.88 and 7,986,280.32 is: 11,021,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424,808.32 : 19,907,570.88 = 7,986,280.32 : x
  2. Step 2: Convert to fraction form
    14,424,808.32/19,907,570.88 = 7,986,280.32/x
  3. Step 3: Cross multiply
    14,424,808.32x = 19,907,570.88 × 7,986,280.32
  4. Step 4: Simplify right side
    14,424,808.32x = 158,987,441,537,949.09
  5. Step 5: Solve for x
    x = 158,987,441,537,949.09/14,424,808.32
  6. Step 6: Final answer
    x = 11,021,806.18

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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.