Home / 39,847,879.40-54,971,285.45-23,317,863.80

Finding the Fourth Proportional to 39,847,879.40, 54,971,285.45 and 23,317,863.80

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Solution

The fourth proportional to 39,847,879.40, 54,971,285.45 and 23,317,863.80 is: 32,167,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,847,879.40 : 54,971,285.45 = 23,317,863.80 : x
  2. Step 2: Convert to fraction form
    39,847,879.40/54,971,285.45 = 23,317,863.80/x
  3. Step 3: Cross multiply
    39,847,879.40x = 54,971,285.45 × 23,317,863.80
  4. Step 4: Simplify right side
    39,847,879.40x = 1,281,812,946,642,576
  5. Step 5: Solve for x
    x = 1,281,812,946,642,576/39,847,879.40
  6. Step 6: Final answer
    x = 32,167,657.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.