Home / 25,118,214.40-37,687,819.20-8,084,108.80

Finding the Fourth Proportional to 25,118,214.40, 37,687,819.20 and 8,084,108.80

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Solution

The fourth proportional to 25,118,214.40, 37,687,819.20 and 8,084,108.80 is: 12,129,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,118,214.40 : 37,687,819.20 = 8,084,108.80 : x
  2. Step 2: Convert to fraction form
    25,118,214.40/37,687,819.20 = 8,084,108.80/x
  3. Step 3: Cross multiply
    25,118,214.40x = 37,687,819.20 × 8,084,108.80
  4. Step 4: Simplify right side
    25,118,214.40x = 304,672,430,847,529
  5. Step 5: Solve for x
    x = 304,672,430,847,529/25,118,214.40
  6. Step 6: Final answer
    x = 12,129,541.77

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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.