Home / 15,940,273.76-21,997,465.60-9,064,754.08

Finding the Fourth Proportional to 15,940,273.76, 21,997,465.60 and 9,064,754.08

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Solution

The fourth proportional to 15,940,273.76, 21,997,465.60 and 9,064,754.08 is: 12,509,296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940,273.76 : 21,997,465.60 = 9,064,754.08 : x
  2. Step 2: Convert to fraction form
    15,940,273.76/21,997,465.60 = 9,064,754.08/x
  3. Step 3: Cross multiply
    15,940,273.76x = 21,997,465.60 × 9,064,754.08
  4. Step 4: Simplify right side
    15,940,273.76x = 199,401,616,047,259.66
  5. Step 5: Solve for x
    x = 199,401,616,047,259.66/15,940,273.76
  6. Step 6: Final answer
    x = 12,509,296.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.