Home / 28,860,205.70-43,290,308.55-26,256,800.90

Finding the Fourth Proportional to 28,860,205.70, 43,290,308.55 and 26,256,800.90

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Solution

The fourth proportional to 28,860,205.70, 43,290,308.55 and 26,256,800.90 is: 39,385,201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860,205.70 : 43,290,308.55 = 26,256,800.90 : x
  2. Step 2: Convert to fraction form
    28,860,205.70/43,290,308.55 = 26,256,800.90/x
  3. Step 3: Cross multiply
    28,860,205.70x = 43,290,308.55 × 26,256,800.90
  4. Step 4: Simplify right side
    28,860,205.70x = 1,136,665,012,496,917.50
  5. Step 5: Solve for x
    x = 1,136,665,012,496,917.50/28,860,205.70
  6. Step 6: Final answer
    x = 39,385,201.35

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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.