Home / 15,097,997.70-20,835,826.61-8,572,234.32

Finding the Fourth Proportional to 15,097,997.70, 20,835,826.61 and 8,572,234.32

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Solution

The fourth proportional to 15,097,997.70, 20,835,826.61 and 8,572,234.32 is: 11,830,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097,997.70 : 20,835,826.61 = 8,572,234.32 : x
  2. Step 2: Convert to fraction form
    15,097,997.70/20,835,826.61 = 8,572,234.32/x
  3. Step 3: Cross multiply
    15,097,997.70x = 20,835,826.61 × 8,572,234.32
  4. Step 4: Simplify right side
    15,097,997.70x = 178,609,587,908,950.09
  5. Step 5: Solve for x
    x = 178,609,587,908,950.09/15,097,997.70
  6. Step 6: Final answer
    x = 11,830,018.22

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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.