Home / 28,674,002.10-42,983,009.55-25,650,693.30

Finding the Fourth Proportional to 28,674,002.10, 42,983,009.55 and 25,650,693.30

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Solution

The fourth proportional to 28,674,002.10, 42,983,009.55 and 25,650,693.30 is: 38,450,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674,002.10 : 42,983,009.55 = 25,650,693.30 : x
  2. Step 2: Convert to fraction form
    28,674,002.10/42,983,009.55 = 25,650,693.30/x
  3. Step 3: Cross multiply
    28,674,002.10x = 42,983,009.55 × 25,650,693.30
  4. Step 4: Simplify right side
    28,674,002.10x = 1,102,543,995,078,021
  5. Step 5: Solve for x
    x = 1,102,543,995,078,021/28,674,002.10
  6. Step 6: Final answer
    x = 38,450,997.92

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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.