Home / 11,816,551.60-17,731,825.80-8,613,617.20

Finding the Fourth Proportional to 11,816,551.60, 17,731,825.80 and 8,613,617.20

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Solution

The fourth proportional to 11,816,551.60, 17,731,825.80 and 8,613,617.20 is: 12,925,527.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816,551.60 : 17,731,825.80 = 8,613,617.20 : x
  2. Step 2: Convert to fraction form
    11,816,551.60/17,731,825.80 = 8,613,617.20/x
  3. Step 3: Cross multiply
    11,816,551.60x = 17,731,825.80 × 8,613,617.20
  4. Step 4: Simplify right side
    11,816,551.60x = 152,735,159,698,283.75
  5. Step 5: Solve for x
    x = 152,735,159,698,283.75/11,816,551.60
  6. Step 6: Final answer
    x = 12,925,527.25

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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.