Home / 28,511,579.40-42,672,890.70-26,244,097.80

Finding the Fourth Proportional to 28,511,579.40, 42,672,890.70 and 26,244,097.80

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Solution

The fourth proportional to 28,511,579.40, 42,672,890.70 and 26,244,097.80 is: 39,279,182.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,511,579.40 : 42,672,890.70 = 26,244,097.80 : x
  2. Step 2: Convert to fraction form
    28,511,579.40/42,672,890.70 = 26,244,097.80/x
  3. Step 3: Cross multiply
    28,511,579.40x = 42,672,890.70 × 26,244,097.80
  4. Step 4: Simplify right side
    28,511,579.40x = 1,119,911,516,939,510.62
  5. Step 5: Solve for x
    x = 1,119,911,516,939,510.62/28,511,579.40
  6. Step 6: Final answer
    x = 39,279,182.02

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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.