Home / 43,123,042.60-64,684,563.90-41,422,431.40

Finding the Fourth Proportional to 43,123,042.60, 64,684,563.90 and 41,422,431.40

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Solution

The fourth proportional to 43,123,042.60, 64,684,563.90 and 41,422,431.40 is: 62,133,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,123,042.60 : 64,684,563.90 = 41,422,431.40 : x
  2. Step 2: Convert to fraction form
    43,123,042.60/64,684,563.90 = 41,422,431.40/x
  3. Step 3: Cross multiply
    43,123,042.60x = 64,684,563.90 × 41,422,431.40
  4. Step 4: Simplify right side
    43,123,042.60x = 2,679,391,910,786,666.50
  5. Step 5: Solve for x
    x = 2,679,391,910,786,666.50/43,123,042.60
  6. Step 6: Final answer
    x = 62,133,647.10

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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.