Home / 18,703,732.48-25,828,978.68-17,684,749.85

Finding the Fourth Proportional to 18,703,732.48, 25,828,978.68 and 17,684,749.85

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Solution

The fourth proportional to 18,703,732.48, 25,828,978.68 and 17,684,749.85 is: 24,421,811.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703,732.48 : 25,828,978.68 = 17,684,749.85 : x
  2. Step 2: Convert to fraction form
    18,703,732.48/25,828,978.68 = 17,684,749.85/x
  3. Step 3: Cross multiply
    18,703,732.48x = 25,828,978.68 × 17,684,749.85
  4. Step 4: Simplify right side
    18,703,732.48x = 456,779,026,707,638.25
  5. Step 5: Solve for x
    x = 456,779,026,707,638.25/18,703,732.48
  6. Step 6: Final answer
    x = 24,421,811.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.