Home / 8,898,359.06-12,279,832.19-5,227,430.35

Finding the Fourth Proportional to 8,898,359.06, 12,279,832.19 and 5,227,430.35

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Solution

The fourth proportional to 8,898,359.06, 12,279,832.19 and 5,227,430.35 is: 7,213,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,359.06 : 12,279,832.19 = 5,227,430.35 : x
  2. Step 2: Convert to fraction form
    8,898,359.06/12,279,832.19 = 5,227,430.35/x
  3. Step 3: Cross multiply
    8,898,359.06x = 12,279,832.19 × 5,227,430.35
  4. Step 4: Simplify right side
    8,898,359.06x = 64,191,967,482,912.96
  5. Step 5: Solve for x
    x = 64,191,967,482,912.96/8,898,359.06
  6. Step 6: Final answer
    x = 7,213,910.68

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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.