Home / 32,707,890.40-49,061,835.60-19,921,813.60

Finding the Fourth Proportional to 32,707,890.40, 49,061,835.60 and 19,921,813.60

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Solution

The fourth proportional to 32,707,890.40, 49,061,835.60 and 19,921,813.60 is: 29,882,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,707,890.40 : 49,061,835.60 = 19,921,813.60 : x
  2. Step 2: Convert to fraction form
    32,707,890.40/49,061,835.60 = 19,921,813.60/x
  3. Step 3: Cross multiply
    32,707,890.40x = 49,061,835.60 × 19,921,813.60
  4. Step 4: Simplify right side
    32,707,890.40x = 977,400,743,697,044.25
  5. Step 5: Solve for x
    x = 977,400,743,697,044.25/32,707,890.40
  6. Step 6: Final answer
    x = 29,882,720.40

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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.