Home / 28,996,846.70-43,495,270.05-19,441,697.90

Finding the Fourth Proportional to 28,996,846.70, 43,495,270.05 and 19,441,697.90

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Solution

The fourth proportional to 28,996,846.70, 43,495,270.05 and 19,441,697.90 is: 29,162,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,846.70 : 43,495,270.05 = 19,441,697.90 : x
  2. Step 2: Convert to fraction form
    28,996,846.70/43,495,270.05 = 19,441,697.90/x
  3. Step 3: Cross multiply
    28,996,846.70x = 43,495,270.05 × 19,441,697.90
  4. Step 4: Simplify right side
    28,996,846.70x = 845,621,900,391,017.75
  5. Step 5: Solve for x
    x = 845,621,900,391,017.75/28,996,846.70
  6. Step 6: Final answer
    x = 29,162,546.85

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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.