Home / 28,673,999.10-42,983,005.05-25,650,690.30

Finding the Fourth Proportional to 28,673,999.10, 42,983,005.05 and 25,650,690.30

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Solution

The fourth proportional to 28,673,999.10, 42,983,005.05 and 25,650,690.30 is: 38,450,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,673,999.10 : 42,983,005.05 = 25,650,690.30 : x
  2. Step 2: Convert to fraction form
    28,673,999.10/42,983,005.05 = 25,650,690.30/x
  3. Step 3: Cross multiply
    28,673,999.10x = 42,983,005.05 × 25,650,690.30
  4. Step 4: Simplify right side
    28,673,999.10x = 1,102,543,750,700,886
  5. Step 5: Solve for x
    x = 1,102,543,750,700,886/28,673,999.10
  6. Step 6: Final answer
    x = 38,450,993.42

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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.