Home / 14,185,988.25-19,576,685.66-8,074,416.75

Finding the Fourth Proportional to 14,185,988.25, 19,576,685.66 and 8,074,416.75

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Solution

The fourth proportional to 14,185,988.25, 19,576,685.66 and 8,074,416.75 is: 11,142,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,988.25 : 19,576,685.66 = 8,074,416.75 : x
  2. Step 2: Convert to fraction form
    14,185,988.25/19,576,685.66 = 8,074,416.75/x
  3. Step 3: Cross multiply
    14,185,988.25x = 19,576,685.66 × 8,074,416.75
  4. Step 4: Simplify right side
    14,185,988.25x = 158,070,318,562,216.72
  5. Step 5: Solve for x
    x = 158,070,318,562,216.72/14,185,988.25
  6. Step 6: Final answer
    x = 11,142,707.56

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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.