Home / 12,550,127.40-18,837,632.70-6,167,586.60

Finding the Fourth Proportional to 12,550,127.40, 18,837,632.70 and 6,167,586.60

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Solution

The fourth proportional to 12,550,127.40, 18,837,632.70 and 6,167,586.60 is: 9,257,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,127.40 : 18,837,632.70 = 6,167,586.60 : x
  2. Step 2: Convert to fraction form
    12,550,127.40/18,837,632.70 = 6,167,586.60/x
  3. Step 3: Cross multiply
    12,550,127.40x = 18,837,632.70 × 6,167,586.60
  4. Step 4: Simplify right side
    12,550,127.40x = 116,182,731,016,241.81
  5. Step 5: Solve for x
    x = 116,182,731,016,241.81/12,550,127.40
  6. Step 6: Final answer
    x = 9,257,494.15

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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.