Home / 74,438,145.60-111,672,351.90-25,919,782.80

Finding the Fourth Proportional to 74,438,145.60, 111,672,351.90 and 25,919,782.80

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Solution

The fourth proportional to 74,438,145.60, 111,672,351.90 and 25,919,782.80 is: 38,884,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,438,145.60 : 111,672,351.90 = 25,919,782.80 : x
  2. Step 2: Convert to fraction form
    74,438,145.60/111,672,351.90 = 25,919,782.80/x
  3. Step 3: Cross multiply
    74,438,145.60x = 111,672,351.90 × 25,919,782.80
  4. Step 4: Simplify right side
    74,438,145.60x = 2,894,523,106,013,167.50
  5. Step 5: Solve for x
    x = 2,894,523,106,013,167.50/74,438,145.60
  6. Step 6: Final answer
    x = 38,884,943.77

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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.