Home / 43,180,223.06-64,760,780.43-12,468,135.89

Finding the Fourth Proportional to 43,180,223.06, 64,760,780.43 and 12,468,135.89

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Solution

The fourth proportional to 43,180,223.06, 64,760,780.43 and 12,468,135.89 is: 18,699,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180,223.06 : 64,760,780.43 = 12,468,135.89 : x
  2. Step 2: Convert to fraction form
    43,180,223.06/64,760,780.43 = 12,468,135.89/x
  3. Step 3: Cross multiply
    43,180,223.06x = 64,760,780.43 × 12,468,135.89
  4. Step 4: Simplify right side
    43,180,223.06x = 807,446,210,419,888.75
  5. Step 5: Solve for x
    x = 807,446,210,419,888.75/43,180,223.06
  6. Step 6: Final answer
    x = 18,699,445.10

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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.