Home / 11,842,643.70-17,750,187.45-5,453,541.90

Finding the Fourth Proportional to 11,842,643.70, 17,750,187.45 and 5,453,541.90

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Solution

The fourth proportional to 11,842,643.70, 17,750,187.45 and 5,453,541.90 is: 8,173,968.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842,643.70 : 17,750,187.45 = 5,453,541.90 : x
  2. Step 2: Convert to fraction form
    11,842,643.70/17,750,187.45 = 5,453,541.90/x
  3. Step 3: Cross multiply
    11,842,643.70x = 17,750,187.45 × 5,453,541.90
  4. Step 4: Simplify right side
    11,842,643.70x = 96,801,390,991,429.16
  5. Step 5: Solve for x
    x = 96,801,390,991,429.16/11,842,643.70
  6. Step 6: Final answer
    x = 8,173,968.03

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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.