Home / 19,172,527.40-28,758,791.10-14,889,506.60

Finding the Fourth Proportional to 19,172,527.40, 28,758,791.10 and 14,889,506.60

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Solution

The fourth proportional to 19,172,527.40, 28,758,791.10 and 14,889,506.60 is: 22,334,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,527.40 : 28,758,791.10 = 14,889,506.60 : x
  2. Step 2: Convert to fraction form
    19,172,527.40/28,758,791.10 = 14,889,506.60/x
  3. Step 3: Cross multiply
    19,172,527.40x = 28,758,791.10 × 14,889,506.60
  4. Step 4: Simplify right side
    19,172,527.40x = 428,204,209,891,471.25
  5. Step 5: Solve for x
    x = 428,204,209,891,471.25/19,172,527.40
  6. Step 6: Final answer
    x = 22,334,259.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.