Home / 10,959,428.40-16,470,635.40-9,573,745.20

Finding the Fourth Proportional to 10,959,428.40, 16,470,635.40 and 9,573,745.20

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Solution

The fourth proportional to 10,959,428.40, 16,470,635.40 and 9,573,745.20 is: 14,388,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,428.40 : 16,470,635.40 = 9,573,745.20 : x
  2. Step 2: Convert to fraction form
    10,959,428.40/16,470,635.40 = 9,573,745.20/x
  3. Step 3: Cross multiply
    10,959,428.40x = 16,470,635.40 × 9,573,745.20
  4. Step 4: Simplify right side
    10,959,428.40x = 157,685,666,601,700.06
  5. Step 5: Solve for x
    x = 157,685,666,601,700.06/10,959,428.40
  6. Step 6: Final answer
    x = 14,388,128.73

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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.