Home / 11,308,539.90-16,956,383.70-7,718,652.30

Finding the Fourth Proportional to 11,308,539.90, 16,956,383.70 and 7,718,652.30

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Solution

The fourth proportional to 11,308,539.90, 16,956,383.70 and 7,718,652.30 is: 11,573,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308,539.90 : 16,956,383.70 = 7,718,652.30 : x
  2. Step 2: Convert to fraction form
    11,308,539.90/16,956,383.70 = 7,718,652.30/x
  3. Step 3: Cross multiply
    11,308,539.90x = 16,956,383.70 × 7,718,652.30
  4. Step 4: Simplify right side
    11,308,539.90x = 130,880,430,045,687.50
  5. Step 5: Solve for x
    x = 130,880,430,045,687.50/11,308,539.90
  6. Step 6: Final answer
    x = 11,573,592.28

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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.