Home / 11,499,218.90-17,248,828.35-9,789,422.30

Finding the Fourth Proportional to 11,499,218.90, 17,248,828.35 and 9,789,422.30

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Solution

The fourth proportional to 11,499,218.90, 17,248,828.35 and 9,789,422.30 is: 14,684,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,499,218.90 : 17,248,828.35 = 9,789,422.30 : x
  2. Step 2: Convert to fraction form
    11,499,218.90/17,248,828.35 = 9,789,422.30/x
  3. Step 3: Cross multiply
    11,499,218.90x = 17,248,828.35 × 9,789,422.30
  4. Step 4: Simplify right side
    11,499,218.90x = 168,856,064,898,362.22
  5. Step 5: Solve for x
    x = 168,856,064,898,362.22/11,499,218.90
  6. Step 6: Final answer
    x = 14,684,133.45

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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.