Home / 15,741,951.40-23,623,424.70-7,217,900.20

Finding the Fourth Proportional to 15,741,951.40, 23,623,424.70 and 7,217,900.20

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Solution

The fourth proportional to 15,741,951.40, 23,623,424.70 and 7,217,900.20 is: 10,831,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741,951.40 : 23,623,424.70 = 7,217,900.20 : x
  2. Step 2: Convert to fraction form
    15,741,951.40/23,623,424.70 = 7,217,900.20/x
  3. Step 3: Cross multiply
    15,741,951.40x = 23,623,424.70 × 7,217,900.20
  4. Step 4: Simplify right side
    15,741,951.40x = 170,511,521,866,814.94
  5. Step 5: Solve for x
    x = 170,511,521,866,814.94/15,741,951.40
  6. Step 6: Final answer
    x = 10,831,663.59

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1.5x scale

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.