Home / 71,115,826.40-106,673,739.60-53,199,922.40

Finding the Fourth Proportional to 71,115,826.40, 106,673,739.60 and 53,199,922.40

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Solution

The fourth proportional to 71,115,826.40, 106,673,739.60 and 53,199,922.40 is: 79,799,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,115,826.40 : 106,673,739.60 = 53,199,922.40 : x
  2. Step 2: Convert to fraction form
    71,115,826.40/106,673,739.60 = 53,199,922.40/x
  3. Step 3: Cross multiply
    71,115,826.40x = 106,673,739.60 × 53,199,922.40
  4. Step 4: Simplify right side
    71,115,826.40x = 5,675,034,668,837,807
  5. Step 5: Solve for x
    x = 5,675,034,668,837,807/71,115,826.40
  6. Step 6: Final answer
    x = 79,799,883.60

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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.