Home / 29,018,999.40-43,562,022.30-15,582,071.40

Finding the Fourth Proportional to 29,018,999.40, 43,562,022.30 and 15,582,071.40

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Solution

The fourth proportional to 29,018,999.40, 43,562,022.30 and 15,582,071.40 is: 23,391,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,018,999.40 : 43,562,022.30 = 15,582,071.40 : x
  2. Step 2: Convert to fraction form
    29,018,999.40/43,562,022.30 = 15,582,071.40/x
  3. Step 3: Cross multiply
    29,018,999.40x = 43,562,022.30 × 15,582,071.40
  4. Step 4: Simplify right side
    29,018,999.40x = 678,786,541,806,992.25
  5. Step 5: Solve for x
    x = 678,786,541,806,992.25/29,018,999.40
  6. Step 6: Final answer
    x = 23,391,107.75

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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.