Home / 14,456,668.21-19,950,016.12-8,261,643.87

Finding the Fourth Proportional to 14,456,668.21, 19,950,016.12 and 8,261,643.87

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Solution

The fourth proportional to 14,456,668.21, 19,950,016.12 and 8,261,643.87 is: 11,400,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456,668.21 : 19,950,016.12 = 8,261,643.87 : x
  2. Step 2: Convert to fraction form
    14,456,668.21/19,950,016.12 = 8,261,643.87/x
  3. Step 3: Cross multiply
    14,456,668.21x = 19,950,016.12 × 8,261,643.87
  4. Step 4: Simplify right side
    14,456,668.21x = 164,819,928,384,199.19
  5. Step 5: Solve for x
    x = 164,819,928,384,199.19/14,456,668.21
  6. Step 6: Final answer
    x = 11,400,962.24

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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.