Home / 9,145,586.72-13,717,044.48-2,666,921.20

Finding the Fourth Proportional to 9,145,586.72, 13,717,044.48 and 2,666,921.20

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Solution

The fourth proportional to 9,145,586.72, 13,717,044.48 and 2,666,921.20 is: 3,999,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,586.72 : 13,717,044.48 = 2,666,921.20 : x
  2. Step 2: Convert to fraction form
    9,145,586.72/13,717,044.48 = 2,666,921.20/x
  3. Step 3: Cross multiply
    9,145,586.72x = 13,717,044.48 × 2,666,921.20
  4. Step 4: Simplify right side
    9,145,586.72x = 36,582,276,725,054.98
  5. Step 5: Solve for x
    x = 36,582,276,725,054.98/9,145,586.72
  6. Step 6: Final answer
    x = 3,999,992.33

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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.