Home / 11,824,287.20-17,739,055.20-5,432,998.40

Finding the Fourth Proportional to 11,824,287.20, 17,739,055.20 and 5,432,998.40

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Solution

The fourth proportional to 11,824,287.20, 17,739,055.20 and 5,432,998.40 is: 8,150,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824,287.20 : 17,739,055.20 = 5,432,998.40 : x
  2. Step 2: Convert to fraction form
    11,824,287.20/17,739,055.20 = 5,432,998.40/x
  3. Step 3: Cross multiply
    11,824,287.20x = 17,739,055.20 × 5,432,998.40
  4. Step 4: Simplify right side
    11,824,287.20x = 96,376,258,519,111.69
  5. Step 5: Solve for x
    x = 96,376,258,519,111.69/11,824,287.20
  6. Step 6: Final answer
    x = 8,150,703.45

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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.