Home / 43,162,823.40-64,744,235.10-39,635,629.80

Finding the Fourth Proportional to 43,162,823.40, 64,744,235.10 and 39,635,629.80

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Solution

The fourth proportional to 43,162,823.40, 64,744,235.10 and 39,635,629.80 is: 59,453,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,162,823.40 : 64,744,235.10 = 39,635,629.80 : x
  2. Step 2: Convert to fraction form
    43,162,823.40/64,744,235.10 = 39,635,629.80/x
  3. Step 3: Cross multiply
    43,162,823.40x = 64,744,235.10 × 39,635,629.80
  4. Step 4: Simplify right side
    43,162,823.40x = 2,566,178,534,107,766
  5. Step 5: Solve for x
    x = 2,566,178,534,107,766/43,162,823.40
  6. Step 6: Final answer
    x = 59,453,444.70

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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.