Home / 9,171,325.70-13,756,988.55-8,289,527.30

Finding the Fourth Proportional to 9,171,325.70, 13,756,988.55 and 8,289,527.30

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Solution

The fourth proportional to 9,171,325.70, 13,756,988.55 and 8,289,527.30 is: 12,434,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,325.70 : 13,756,988.55 = 8,289,527.30 : x
  2. Step 2: Convert to fraction form
    9,171,325.70/13,756,988.55 = 8,289,527.30/x
  3. Step 3: Cross multiply
    9,171,325.70x = 13,756,988.55 × 8,289,527.30
  4. Step 4: Simplify right side
    9,171,325.70x = 114,038,932,151,012.42
  5. Step 5: Solve for x
    x = 114,038,932,151,012.42/9,171,325.70
  6. Step 6: Final answer
    x = 12,434,290.95

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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.